1. The difference between the compass and the compass

The compass is also known as Sinan. The main component is a magnetic needle installed on the axis. Under the action of a natural magnetic field, the magnetic needle can be rotated freely and kept on the cut line of the magnetic meridian.Performance can distinguish the direction.Commonly used in navigation, land measurement, travel and military.The invention of the compass in the direction of physical indications consists of three components, which are Sinan, compass, and magnetic needles, all of which belong to the invention of China.

Feng Shui compass, also known as compass, Luo Jing, Luogeng, Luo Jingpan, etc., consisting of Tianchi (compass), Tianxin ten and inner plates. The entire disc can rotate back and forth.Tool.In addition, it also has the effect of blocking evil luck. For families with poor home transportation, they can be placed in the direction of north and south and placed in the financial position of the home or the middle of the living room., Improve Jiayun.

Ancient Chinese compass is divided into coastal and mainland types. The coastal production site is Zhangzhou and Xingning, Fujian, and is used for navigation.The main producing area of the Mainland is Wanan's Feng Shui compass, which is used to determine the orientation and layout of house buildings and tombs.

The ancestors of the compass and the compass are the same. They are all called Sinan. Sinan also has a lot of information. Later, according to the different effects, the guide needle focuses on the direction, and the compass was used by Mr. Feng Shui.The detailed angle is also a kind of compass.

There are more functions of the compass than the compass. The compass can only be used to judge the direction. The compass also has measured inclination and tendency. The compass is developed on the basis of the compass!

Second, Sinan and the compass, who invent first

Sinan was the earliest recorded in the late Warring States Period. The compass was the Southern song Dynasty, so Sinan was earlier.

What is a fire emergency package

fire emergency packages are usually used for people's emergency escape tools when the fire is coming, so some people call it a fire emergency package.The Bags are generally equipped with three types of items, fire -Fighting equipment, escape tools, and simple treatment of trauma items.Individual prepared packages will also have food and other simple necessary living emergency products to ensure the Smooth development of emergency self -rescue work when the disaster is coming.

What are the items in the fire emergency package

fire emergency packages usually include: 5 sets, 7 -piece sets, 8 -piece sets, 11 sets, and 12 pieces; they can also be configured according to people's actual needs.

1. 5 sets of fire emergency packages include: fire extinguishers (1kg), anti -toxic masks (self -rescue respirators), strong probe lighting, waist ax, emergency package.

2. Seven pieces include: fire extinguishers (1kg), anti -virus mask (self -rescue respiratory), strong probe Lights, waist ax, fire rope, fire -extinguishing blanket fire hook, emergency package.

3, 8 sets include: fire extinguishers (1kg), anti -toxic mask (self -rescue respiratory), strong probe Lights, waist ax, fire rope, fire hook, cotton flame retardant blanket, emergency package.

4. 11 sets include: fire extinguishers (1kg), anti -virus mask (self -rescue respiratory), strong probe Lights, waist ax, fire rope, fire hook, cotton flame -retardant blanket, police Belt, reflective vest, command stick, emergency package, emergency package, emergency package, emergency packageEssenceThe 11 -piece set is more suitable for the use of car rescue and rescue, especially highlighting the night -time reflective device to prevent cars from being accidentally collided.The command stick is conducive to rescue vehicles to discover the goals in time, and other uses.

5. 12 sets include: fire extinguishers (1kg), anti -toxic mask (self -rescue respiratory), strong probe Lights, waist ax, fire hook, cotton flame -retardant blanket, police Belt, reflective vest, command stick, fire gloves, fire gloves, fire gloves, fire gloves, fire gloves, fire gloves, fire gloves, fire gloves, fire gloves, emergency package.

6. fire escape package accessories: fire extinguishing blanket: ultra -small light fire extinguisher: simple breathing mask: escape rope: non -slip gloves: emergency flashlight: ask for help whistle: thick smoke escape bag.

fire emergency box purchase strategy

1. View production and operation permit permit

(1) Production enterprises of emergency packages/boxes must be recorded by the Quality and Technical Supervision Bureau where the factory is located.Therefore, the stamp document of the Quality and Technical Supervision Bureau must be presented.

(2) See if there are the assembly, production or manufacturing of civil protection products if the business license is not explained as a trading company; then see if the registered address is in the industrial area or in the office building, such as the XX -like room XXX room; if it is in the office building, if it is in the office building;What I want to say is to use what to produce and what to ensure after -sales service.

2. Check whether the product is qualified

Emergency products are used for life -saving, and the quality of the product is crucial.Please ask for samples before purchasing:

(1) View whether there are: A, Qualites Certificate, B, this batch of product inspection forms, C, execution standards.

(2) Check whether the product has a code anti -counterfeiting, and the brand products all have electrical code anti -counterfeiting standards.

(3) View whether the product has: A, brand suspension, B, product suspension, C, product warranty book.

3. It is recommended to come to the door to investigate

On -site inspections can not only see the real situation of the enterprise, but also review whether the business license registry address is uniformly uniformly uniform to see if the company is capable of accepting orders and after -sales service.

4. Summary of purchase experience

For family members and for their own safety, regardless of how the seller spends a word when buying, the above three points are the bottom line.Of course, today in the 21st century, Internet technology is so developed. Whether it is a real producer, let them send the documents to your QQ online send or send it to the mailbox, or search for related materials on the Internet.

What is the price of fire emergency packages

Depending on the different specifications and the number of fire protection tools, the price of fire emergency packages is also different. From 30 yuan to more than 300 yuan, the relatively complete fire emergency package price on the market should be around 150-200 yuan.The price is for reference only, please buy according to your needs.

If you are not afraid of 10,000, you're afraid of the safety of you and your family, it is recommended to choose a qualified and quality -guaranteed merchant to buy fire emergency packages.

Family fire fire Fighting Tips

1. When the fire comes, you must escape quickly, don't be greedy for property.It is best to configure the corresponding fire emergency package in the home, which contains fire blankets, fire extinguishers, etc.For example, there are debris in the stairs, balcony and other channels in the home. Pay attention to cleaning up in time. It is best not to install various fence -like closed balcony and anti -theft windows to prevent it from escape when fire occurs.

2. When being threatened by fire, rush out as a wet clothing, bedding, etc.When you pass through the thick smoke, try to make your body close to the ground, and cover your mouth and nose with a wet towel.If you are on fire, don't run, you can roll on the spot or extinguish the flames with heavy clothes.

3. Pay attention to the usual maintenance of liquefied gas cookers. Once the pipeline is damaged and leaks, it should be repaired in time; forget to close the valve after using the gas and liquefied gas, or privately leak the liquefied gas pouring tank.The electric spark or static electricity will explode and fire; the temperature of the edible oil when cooking is too high, and the disposal is not at the time, which can easily lead to the spread of the flame and cause a fire accident.

4. Bad habits can easily cause fire.The fire is also inevitable on the firewood piles, clothing and other items.

Disclaimer: The above method stems from the index of the program system or the sharing of netizens. It is for your reference only and does not represent the research perspective of this website. It proves that it is valid. Please pay attention to the authenticity and authority of the source of the content of the content.Apply to delete & gt; & gt; error correction & gt; & gt;

Standard of life jacket

With the approval of the full office (1996) of the National Industrial Product Production License office (1996), the Quality Supervision and Testing Center of the Ship Life Equipment of the Ministry of Communications is the quality inspection unit for the production license production license production license production license.Conditions must be possessed by enterprises to obtain a life jacket production license:

1. If you hold the industrial and commercial administrative department, the business scope includes the business license of the production of life jacket products.

2. Product quality meets the requirements of the current national and industry standards, and the requirements of international maritime organization resolutions and Ship inspection specifications.

3. Have the correct and complete product pattern and technical documents.

4. The production equipment, process equipment, measurement and inspection methods that ensure the quality of the product.

5. Have the quality of product quality and professional and technical personnel, skilled technical workers, and measurement and inspectors for normal production.

6. Have a sound and effective quality management system.

life jacket How to classify

1. Divided into use by use

(1) Marine Lifejacket, (Marine Child Lifejacket), suitable for life -free use of the ocean coast and inland river life. The raw clothing ravage is greater than 113N.5%.Lifeline buoyancy material: polyethylene foam plastic.

(2) Marine Work Lifejacket, which is suitable for work and use of various people along the coast and inland.The buoyancy of life -saving clothing is greater than 75N. After soaking for 24 hours in the water, the buoyancy loss of life clothing should be less than 5%.Lifeline buoyancy material: polyethylene foam plastic.

(3) Leisure life jacket: It is also called Water sports Lifejacket. The fabric is multi -chlorine rubber composite material, with a variety of color matching, fashionable and beautiful.It is mainly suitable for waters to play, learning swimming, rafting, fishing, etc. to wear life protection effects.Buoyant material: polyethylene foam plastic.

(4) Sea life jacket: The EVA foam material is used inside, which has been compressed by 3D stereo. Its thickness is about 4 cm (domestic products are 5-6 thin hair materials, which is about 5-7 cm thick).The life jackets produced according to the standard specifications have its buoyancy standards: Generally, it is 7.5 kg/24 hours, and children are 5 kg/24 hours, so as to ensure that the surface of the chest is paid above the chest.The surface is made of water -resistant and breathable materials. In addition to paying attention to its buoyancy when selecting, it is also necessary to pay attention to whether the Belt interface is damaged to prevent no gravity floating after water.

(5) Aviation life jacket: It is rarely used, but when an accident occurs, the safety of passengers can be used when falling into the water.

2. Divided into the principle of buoyancy,

(1) Filling -type life jackets, that is, use nylon or chlorine rubber as fabrics and fill the buoyancy material in the middle.

(2) Inflatable life jackets are made of high -intensity water -proof materials, similar to the principle of inflatable lifeburn or Swimming ring.Automatic inflatable or passive filling.However, this kind of life jacket should pay attention to: absolutely avoid sharp objects to piercing or grinding the waterproof layer. After leakage, it will cause serious consequences of unimaginable imagination.

What are the models of life jacket

1. HS-BS2 type

The HS-BS vest manual inflatable "Blay life jacket" is worn on the same vest before qi. When falling into the water or encountering danger in the water, pull the manual valve and quickly inflatable in 2 seconds.There are blowing mouths on the life jacket, and it can also be blown.The HS-BS vest manual inflatable "Blay life jacket" opens the manual valve when it is in danger. The cylinder high-voltage gas is filled with the life jacket.On the water surface.

2. HS-BZ2 type

The HS-BZ vest automatic inflatable "Blay life jacket" The front chest and back of the vest of qi and the vest quickly swell to form an airbag. It generates 10 kilograms of buoyancy in the water and automatically corrects the human body., Even in a coma state, you can breathe on the water on the water and wait for rescue.The airbags are also equipped with a 3M reflector, helping for help, and water battery lamps for help.

3. HS-02 type

HS-02 type qi bloating lifebuilding (inflatable life Belt): When unfortunately, the automatic gas-filled valve is installed with water-sensitive elements and springs on the basis of manual inflatable valve.The spring stretchs, the thimble piercing the cylinder storage gas cylinder high -pressure gases quickly swell the ring -shaped airbags, and the connection band becomes a lifebuilding circle. It is placed under the two armpits, and the buoyancy exceeds 9 kg to float the human body in the water surface to achieve life -saving.The HS-02 qi bloating Belt-type lifebuilding uses high-strength environmental protection TPU composite fabrics, adopts advanced mold thermal synthesis, and is equipped with micro-high-pressure gas storage cylinders and automatic filling valves.Suitable for maritime construction, water sports and coastal ships.

life jacket What are the styles including

1. Neck Hanging

Before the qi, wearing it like a vest. When falling into the water or encountering danger in the water, he opened the manual valve and quickly inflated in 5 seconds.There are blowing mouths on the life jacket, and it can also be blown.When you are in danger, pull the manual valve. The cylinder high -voltage gas is filled with a life jacket. The front chest and back of the vest quickly swell to form a airbag. In the water, 10 kg of buoyancy can be generated to float the human body on the water.

2. waist Hanging style

When leisure, use a webbing Belt to fix the waist. After accidentally falling into the water, a horseshoe -shaped life ring is formed after inflating the water.The clothing meets the latest requirements of the SOLAS Convention and the IMO. After CCS certification, it is allowed to apply applications in the fields of ships, ships, maritime anti -smuggling, water construction, water sports, salvage, pilot, flood prevention, and sea fishing and leisure.

3. Waste -type type

The airbag is packed in the small bag and connected to the waist with the Belt.It does not hinder the normal operation of water and the waist -type baggage -type baggage bag on the waters and ships on the boat.After inflatable airbags, the airbags will automatically pop up from the bag. Because there is a buckle connection, the airbag drives the human body to float on the water surface.Essence

The bright color in the life jacket or the color with fluorescent components will stimulate our optic nerve for people's eyes.It may be related to the wavelength of this color. It is easy to accept and be confused by other colors.This will be more conspicuous.In this way, if you have an accident, you can be easily discovered and can be rescued as soon as possible.

Disclaimer: The above method stems from the index of the program system or the sharing of netizens. It is for your reference only and does not represent the research perspective of this website. It proves that it is valid. Please pay attention to the authenticity and authority of the source of the content of the content.Apply to delete & gt; & gt; error correction & gt; & gt;

1. camping equipment is better or buy

For friends who want to Camping, it is necessary to prepare for camping equipment. Now the Camping economy is very hot, and many places also provide camping equipment leasing services. So is the camping equipment rent or buy it?

1. The benefits of renting camping equipment

(1) Borrowing is cheaper than buying.Even if you buy various flat replacements and white -card equipment on the e -commerce platform, the cost is close to 1,000 yuan, and 150 yuan can basically rent a whole set of basic camping equipment, with only tens of yuan per person.

(2) Can experience high -end equipment.Many consumers will still pay more attention to brands, and some merchants will specifically indicate that equipment brands to attract customers.Many brands of camping equipment are tens of millions of yuan, and leases only need to pay a deposit, which costs a few hundred yuan to have the right to use.

(3) In the case of limited capacity of Camping backpacks, some camping equipment can also be rented, such as egg roll tables and card -type furnaces are not convenient to carry, you can rent it at the Camping site.

2. The benefits of buying camping equipment

The benefits of buying camping equipment are mainly used for multiple times. No need to rent it every time. Not only is it troublesome, but if there are many Camping times, the cost may exceed the cost of buying.In addition, in the Camping season, the leasing of camping equipment may need to line up, and if you buy it yourself, you don't need to consider this problem.

In summary, rent camping equipment and buying camping equipment each have their own benefits. Generally, novice and unremarkable friends who are Camping to rent camping equipment. Camping enthusiasts who often Camping can buy a set of camping equipment.

2. Where can I rent camping equipment

If you want to rent camping equipment, you need to choose a good rental channel. Generally, the channels for providing camping equipment rental services are mainly:

1. Outdoor club

Some Outdoor clubs will basically have camping equipment for rent, but some may only be open to club members.

2. Camping activity group

Some Outdoor Camping activities may also have people who specialize in camping equipment leasing. They send lease demand information in the group, and people usually contact them.

3. Camping

Most of the friends leased camping equipment still rented the Camping site, but if you go to the Camping site, you must call in advance to make an appointment, especially during the peak season, so that the Camping site did not find that there was no camping equipment for rent.

What should I do if the rented camping equipment is damaged?

If the camping equipment is leased, you must pay attention to love. If you accidentally damage, you need to compensate the price.In general leasing camping equipment, in addition to the lease cost, a part of the deposit is issued. If there is no damage to the lease, the deposit will be refunded. If it is damaged, the money will be deducted in the deposit.

How about Mu Gao Di sleeping bag?

1. Mu Gao Di Northern Fox Fluffy sleeping bag

Saddle -shaped neck collar and three -dimensional wind barrier design. By blocking the flow of cold air from the outside world, it further improves the insulation performance of Sleeping bags. When you face bad weather, it is easier and calm;Balanced, high -density anti -drill velvet, comfortable and breathable, durable; 700 rejected water goose down with DuPont Tellon craftsmanship is hydrophobic, it is not easy to be wet, fluffy and more long -lasting.

2. Mu Gao Di Zero spring and summer sleeping bag

The inner and outer layers are soft and comfortable and Skin -friendly.The conjoined storage bag design can be used for the storage bag, and it can be filled as pillows for use.There is a zipper at the bottom and sides, which has the effect of heat dissipation and breathable.

3. Mu Gao Di Lengshan 150 envelope autumn and winter sleeping bag

Ultra -fine fiber anti -down, preservation rate, moisture -proof, and compressed.Super compressed outer bag, simple and portable.Skin -friendly fabrics, change the existing sleeping bag thick benzene appearance, comfortable and warm.

4. Mu Gao Di Lengshan 150 Mommy sleeping bag in autumn and winter

Configure the pumping rope to adjust the tightness lock and the breathable switching.There is a zipper at the bottom and sides, which has the effect of heat dissipation and breathable.

Mu Gao Di brand introduction

Starting from the cold mountain Tent in 2003, Mu Gaodi has adhered to the concept of "Camping professionalism". As the Outdoor camping equipment series of Mu Gao Di core products, it covers high altitude Camping, Hiking Camping, Park leisure, exquisite Camping and travelSuch a scene to meet the professional equipment and clothing needs in each scenario.

Mu Gaodi advocates that it is close to nature, explore nature, protect nature, and harmony between man and nature.Mu Gao Di is committed to creating a comfortable, secure, and delicate -moving space.Mountain movement, mountain climate and mountain aesthetics are the source of our inspiration.

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