HS code filters for bulk commodities

Illustration of automobile engine compartment (detailed explanation of automobile engine compartment) With the popularity of automobiles,HS code filters for bulk commodities more and more people are beginning to pay attention to automobile engine compartments.In fact, the engine compartment of the car is the core part of the car, controlling the power source of the whole car. This article will analyze the composition and function of the car engine compartment layer by layer from the outside to the inside through illustration. I. The external structure of the automobile engine compartment is in the center of the front of the vehicle, which is usually composed of engine cover, bumper, front fork, light, turn signal and other components. The design and manufacture of the whole external structure have strict requirements, which should not only be beautiful and generous, but also have sufficient firmness and safety. II. Engine The engine is the core part of the automobile engine compartment. It is mainly composed of cylinder block, crankshaft, piston, valve mechanism and other components. The function of the engine is to detonate the output energy and make the car run after mixing oil with air. 1. The cylinder block is the main body of the engine, which carries the cylinder and other core parts of the engine.Generally, engines will have multiple cylinders, and each cylinder is connected to a piston. Cylinder blocks are usually made of cast iron or cast aluminum, with high thickness and strength requirements. Two. The crankshaft is one of the most important parts in the engine. Its main function is to convert the compressed fuel and gas in the cylinder into rotating power. It is connected to multiple pistons and can output efficiency through a certain amount of power. 3. The valve mechanism includes several components such as valve, valve spring, valve card, valve guide rod and valve seat. Its function is to control the opening and closing of the valve, so that the fuel and air are accurately mixed and sent into the cylinder. At the same time, the valve mechanism also affects the fuel consumption and performance of the engine. III. Fuel system The fuel system is an important part of the engine compartment. It includes several parts such as fuel tank, oil pump, fuel pipeline, throttle valve, fuel injector and so on.The main task of the fuel system is to control the fuel supply of the engine and ensure that the fuel can be mixed in an ideal proportion and completely burned with the air. IV. The cooling system engine will generate a large amount of heat during work. If it cannot be effectively emitted, it will cause damage to the entire engine compartment. Therefore, the car engine compartment also needs to be equipped with a cooling system, which consists of a water tank, a water pump, a radiator and other components. These components work together to dissipate the engine through the circulation of water flow and avoid damage caused by overheating. V. There is another important part of the electrical system car engine compartment, which is the electrical system. It is mainly composed of batteries, generators, wires and electrical appliances. Its main function is to provide the electricity needed to start the engine and to provide electricity for on-board electrical appliances. In a word, the engine compartment of the car is a key part of the car and the key to achieving the power, driving safety and comfort of the car.I hope that the diagram and detailed explanation of the automobile engine compartment described in this article can give readers a more comprehensive and in-depth understanding of the composition and function of the automobile engine compartment.

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