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What are the advantages and disadvantages of buying a car?
1, the biggest advantage is convenience. Whether it is daily work, holiday travel or going home to visit relatives during holidays, owning a car saves time.
2. After owning a car, the life radius will be enlarged and the quality of life will be improved. Sometimes, driving for an hour to eat a good meal or traveling around with your family can enhance your family's feelings.
3, China people's psychology, having a car has face, especially in business, sometimes the car represents your identity, and sometimes it will help your business.
The disadvantages of buying a car:
1, car maintenance fee.
Whether you are afraid of being stolen, hit, violated, or running on the road, there are many people and cars, and traffic jams often occur in big cities.
3, the troubles of friends who come to borrow cars, in case of accidents, have to bear great risks.
automobile
That is, a vehicle that can be driven by its own power and can be maneuvered without rails or electricity. Broadly speaking, a four-wheeled vehicle is generally called a car.
history
China's first car came out in Shenyang in May, 1929, which was manufactured by Liaoning Mortar Factory headed by General Zhang Xueliang. Zhang Xueliang asked Li Yichun, director of Minsheng Factory, to buy a complete car from Xue Rui as a sample car from the United States.
Car flags
Car logo usually refers to the logo of the company where the car is located. Generally, the sign in the center of the grille or the front of the hood is the main sign of the car.
Automobile pollution
1, fuel evaporation pollution
Mainly aimed at the evaporation of gasoline in gasoline vehicles, gasoline is a highly volatile substance, which contains a lot of harmful ingredients to human health. Therefore, in the environmental control of automobiles, the control item of fuel evaporation is added.
2, automobile pollution crankcase pollution
It refers to the combustible gas that is not completely burned in the engine crankcase and leaked from the gap of the engine movable plug ring. It contains harmful components such as CO, so it is required that the exhaust gas in the engine crankcase is not allowed to be discharged into the atmosphere.
3. Car noise
Mainly refers to the noise generated when the car is running, mainly the working noise of the engine and the noise generated by vibration and transmission when the car is running.
4. Automobile exhaust pollution
Mainly refers to the exhaust gas discharged from the exhaust pipe of automobile engine, and its pollutant composition varies according to different automobile types. Automobile exhaust pollution is the main pollution source of automobiles, and it is also the top priority of automobile environmental protection.
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