Precious stones HS code classification

List of catalogs of this article:

• 1,Precious stones HS code classification Pictures of simple ways to make handmade cars
• 2, Common mistakes when DIY car maintenance
• 3, What are the simple things about making handmade cars?
• 4, A simple way to make your own car at home
• 5, How to DIY primary school students' car handmade method illustration
• 6, Teach you how to DIY clean your car

Handmade car simple recipe picture

1. Prepare a piece of colored paper, cross-fold, as shown in the figure.Turn it inward along the trace and fold it into a square, as shown in the figure. Fold the bottom up, as shown in the picture. Fold the upper corner to the middle twice in a row, as shown in the figure. Unfold the paper and squeeze out the square in the middle, as shown in the figure. Squeeze the four corners, as shown in the figure.

2. To make a car with a box, you need to prepare: bottle cap, toothpaste box, straw, scissors, double-sided adhesive. First of all, take out the required materials shown in the figure below for use. Next, cut the prepared toothpaste box with scissors into the shape shown in the figure below.

3. Step 1: Leave one side of the narrow edge of the carton, then seal it with wide tape, cut it open at about two-thirds of the sealing surface, and turn out a piece of cardboard. Then fold the two pieces of cardboard and fix it at 45 degrees, make the windshield of the car, color the car body first, and paint it with your favorite color.

4. The first step is to prepare the necessary equipment. Step two, cut the toothpaste box into the picture. Step three. Use double-sided adhesive to fix it. The fixed appearance is as shown in the figure. Step 4. Use excess pieces of paper to make the head and tail of the car.

5. Watching TV at home, why don't you make a beautiful and fun handmade car? Let me teach you how to turn waste into treasure and use waste toothpaste boxes to make a car by hand. In fact, the method is very simple. The following are the steps to make a car by hand: prepare materials: toothpaste box, 4 bottle caps, rubber clay, double-sided adhesive, straw.

6. Reference for the manual practice of the car: Method 1: First of all, we prepare the cardboard, draw the side of the car on it, and cut it with an art knife. Then apply hot melt glue to the edge of the rectangular cardboard, and then glue the side of the car on it, as shown in the figure.In the same way, cut out the top of the car with cardboard and glue it with hot melt glue.

Common mistakes when DIY car maintenance

1. Three car maintenance mistakes that can't be made. Although many car owners still do not choose to go to 4S stores for routine maintenance of their cars nowadays, DIY or go Maintenance in repair shops is indispensable.

2. Diagnosis of the problem: It may be challenging to determine the exact cause of the problem, especially when the symptoms are vague or difficult to reproduce. Parts availability: Parts of older or less common vehicles may be difficult to find, resulting in maintenance delays. Misdiagnosis: Misdiagnosis will lead to unnecessary maintenance, additional costs, and may damage the vehicle.

3. LaunchThe level of idle speed of the machine not only affects fuel consumption, but also has a certain impact on the emission pollution, warm-up time and service life of the machine.

4. The maintenance manual is inaccurate. The maintenance manual is one of the necessary tools for car mechanics to carry out maintenance, but some maintenance manuals are not accurate. These maintenance manuals may be outdated or written by different people, so you need to be extra careful when using maintenance manuals to avoid errors.

5. Every car owner loves his car, but he will also make mistakes unconsciously. What are the common mistakes in car maintenance? Car washing under the scorching sun - car paint is injured. Many car owners like to wash their cars in the scorching sun, thinking that the water on the car body can be dried soon after washing. Actually, it's not right.

6. The DIY car maintenance program "Car Master" of "Fun and Rising Posture" is updated every Friday.

What are the simple things about making handmade cars?

Handmade car foam car: First, draw the figure of the handmade car on the foam, and then cut it along the line with scissors. The rest of the work is stitching. Connect the part to be glued with double-sided adhesive, and the handmade car is completed.

Preparation materials: waste cardboard boxes, scissors, tape. Generally, all the cardboard boxes can be opened. When making a small car, the front part of the cardboard box should be sealed with tape, and you only need to leave a space in the driver's seat. Cut open about two-thirds of the sealing surface and turn out a piece of cardboard.

The simple way to make a car by hand is as follows: material preparation: colored paper, paper tube (after the toilet paper is used up), 4 mineral water bottle caps, wooden sticks (remove the cotton swab head), double-sided adhesive, hot melt glue gun, scissors, etc.

Simple way to make your own car at home

1. First, prepare the materials needed for the first step. Toothpaste box, scissors, double-sided adhesive, ruler. Before starting, the size should be cut, and the ruler should be used.With a small knife, cut the toothpaste box into two pieces, one end into a carriage, and the other end into a front of the carriage, with a ratio of 3:1. Note that the left and right sides should be the same size.

2. The production method of handmade cars is as follows: prepare materials and tools. To make handmade cars, you need to prepare some materials and tools. Commonly used materials include cardboard, wooden strips, rubber bands, plastic tires, etc. In terms of tools, you need to prepare scissors, glue, small hammers, nails, etc.

3. Then glue the car seat, steering wheel and front wheel with glue. The last step is to stick the rear wheel, and our handmade car is completed. About handmade: turn waste into treasure, handmade.

How to DIY primary school carIllustration of handmade method

The tutorial for making a car in a cardboard box is as follows: Prepare the necessary materials: toothpaste box, four small bottle caps, double-sided adhesive, scissors, rubber clay, straw. Cut the toothpaste box according to the picture below, and pay attention to the same size on the left and right sides.

Prepare all the materials, as shown in the figure below: cut the cardboard into a rectangular shape to make the chassis of the car. Draw the chassis of the car with a pen, and the front end is used to hang a rubber band. After sketching, use scissors to reduce the excess part, and the disc of the car is done in this way.

First of all, prepare the double-sided adhesive bottle cap corrugated paper waste paper box needed for DIY cars. Take the common toothpaste box as an example, colored pen and dirt scissors 2, and then cut the toothpaste box to 2 points with scissors.1 The length of the length is shown in the figure below. 3 After that, one end of the cut half of the toothpaste box will be cut along the edge.

Teach you how to DIY clean your car

It's best to spray with the steam injector mentioned above, but there are also some detergents on the market specially designed for cleaning velvet. It's best to use velvet cleaners with a moderately soft and hard Brush, so that it will have a better effect.

Professional car washes should add a pre-wash procedure before washing the car. Even if a special pre-washing solution is sprayed on the car body with professional equipment and waits for a minute or two, after soaking, most of the sand and soil can be separated from the car paint, and then rinsed with a water gun, which can avoid the danger of sand and mud scratching the paint when washing liquid.

Isolation cream: wax your car.Operation index: ★★★☆ After the car is washed, a protective film should be applied to the car. Although car paint does not need daily care like human skin, frequent waxing is essential.

The method is to wash the scratch with water first, then take a clean cloth or towel, dip a little toothpaste and gently wipe the scratch repeatedly. After the scratch disappears or weakens, you can wipe it dry with a wet wipe. The reason is very simple. Toothpaste itself is an abrasive for cleaning teeth, which does not hurt the human body, let alone the paint.

Use special car cleaning liquid. When some people wash cars at home, they will use some cleaning liquids, such as laundry detergent, detergent, etc. to wash the car. In fact, it is not right to do so.

Pay attention to the order of car washing. The correct order should be the roof, front and rear covers, side of the car body, lamps, bumpers, skirts and wheels.Because the water flows from top to bottom with dirt, only by washing from top to bottom can it be washed clean, water can be saved and scratches be avoided.