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The main parameters are:
1. Quality parameters (unit: zhikg).
The quality of the whole vehicle equipment. The vehicle is fully equipped, with sufficient fuel, lubricating oil and coolant, and all the tools, spare tires and other spare parts that should be brought according to the regulations, and meets the quality of normal driving requirements.
Maximum loading mass. The design allows the maximum mass of the loaded cargo.
Maximum total mass. The total mass of the car when it is fully loaded. Maximum total mass Maximum vehicle equipment mass Maximum loading mass.
Maximum axle load mass. The mass carried by the axles when the car is fully loaded.
2. Main structural parameters (unit: mm).
Overall length. The maximum longitudinal dimensions of the body (the distance between the outermost ends of the front and rear).
Overall width. The maximum size of the transverse body of the car.
Total height. The distance between the highest point of the vehicle and the ground.
Wheelbase. The distance between the centerlines of two adjacent axes.
Tread. The distance between the centerline of the left and right tire pads (along the ground) of the same axle. In the case of a twin structure, the distance between the center lines of the twin tires is the distance.
Front overhang. The distance between the front end of the car and the centerline of the front axle.
Rear overhang. The distance between the rear end of the car and the centerline of the rear axle.
Minimum ground clearance. The distance between the lowest point of the lower part of the chassis (except the wheels) and the ground when fully loaded.
Approach angle. The angle between the tangent line of the front wheel and the ground at the protruding point of the front of the hull.
Departure corner. The tangent of the protrusion point at the rear of the body to the rear wheel and the angle between the ground.
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Acceleration, emissions and driving performance.
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The main technical parameters of the car are power, fuel economy.
1. Dynamics.
The maximum speed of the car: the maximum formal speed that the car can achieve on a good level of road surface;
The car's ability to climb hills: The maximum degree of climbing on a good road surface when the car is fully loaded.
2. Fuel economy.
It is generally expressed in terms of fuel consumption per unit mile or mileage per unit volume of fuel. Our country is expressed in liters of fuel consumed by driving 100 axioms.
Key points to note when buying a car:
1. Engine, this is the most critical. Whether the car can run, whether it can run fast or not, and how well it can climb slopes are all very important.
2. Suspension, independent suspension is better than non-independent, and now the popular is MacPherson and multi-link independent suspension. Independent suspension means that the left wheel falls into the pit, the car is still flat, and the left and right suspensions are separated and do not interfere with each other.
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The main technical parameters of the car include vehicle type, brand model, production date, frame number of origin, vehicle dimensions, total mass, approved passenger capacity, axle education, engine number, engine model, fuel type, engine power, engine displacement, number of tires, transmission form, braking form and so on.
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The main technical parameters of the car are car length, vehicle width, vehicle height, wheelbase, wheel base, vehicle equipment quality, maximum total mass, turning diameter, maximum speed, wind resistance coefficient, etc.
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Length, Width and Height Body, Length, Width and Height Engine Horse:
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Power, safety, energy consumption performance, and stable performance.
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1. Size parameters.
Length, width, height, wheelbase, wheel base, front overhang, rear overhang, minimum ground clearance, approach angle, departure angle, turning diameter, channel circle and swing value. "Road Vehicle Dimensions, Axle Load and Quality Limits" (GB1589-2004) and "Technical Conditions for Motor Vehicle Operation Safety" (GB7258 2004) have stipulated the limit size of road vehicles in China: the length of trucks, passenger cars and two-axle buses is not more than 12 meters, the width is not more than meters, and the height is not more than 4 meters.
2. Quality parameters.
1) Axle load. Axle load refers to the vertical load of each axle on the ground when the car is fully loaded.
The national standard "Road Vehicle Outline Size, Axle Load and Quality Limit" (GB1589 2004) and the national standard "Technical Conditions for Motor Vehicle Operation Safety" (GB7258 2004) all stipulate that the maximum allowable axle load of two-axle trucks shall not exceed 10t; The maximum allowable axle load of passenger cars and trucks with more than three axles (including three axles) shall not exceed 10t.
2) Total mass of the car.
The total mass of the car refers to the sum of the mass of the car itself when it is fully equipped and the load weight when it is full of passengers (including drivers) and goods according to the regulations, also known as the full load mass.
That is: total mass = own mass (curb weight) + load mass.
3) Load mass.
The load weight of the vehicle refers to the allowable rated load weight when driving on a hard and good road surface.
When the car is driving on gravel roads, the load mass should be reduced (about 75 80 on a good road).
The load mass of an off-road vehicle refers to the load weight of off-road or dirt road.
The loading capacity of a car is expressed in terms of the number of seats.
The loading capacity of city buses is equal to the number of seats and includes the number of standing passengers (generally calculated by the area per person not less than the area), and other city buses are calculated by the area not less than the area per person. The loading mass of coaches and coaches is equal to the number of seats.
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The main performance parameters of the car have a certain reference value, and the following is a brief introduction.
How it works: The body length in mm represents the distance between the two points from the front bumper to the rear bumper.
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The maximum speed of km h represents the maximum speed that the vehicle can achieve while driving on a straight road.
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The average fuel consumption of l 100km represents the fuel that the vehicle will consume per 100km, which is what we usually call fuel consumption per 100km.
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The wheelbase in mm represents the distance between the center of the front wheels and the center of the rear wheels, which can be used to refer to the stability and agility of the vehicle in a straight line.
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The performance parameters of the vehicle include power, safety, energy consumption performance, and stable performance
1. The performance parameters of the car include the maximum engine speed, the maximum climbing, the starting acceleration time, the fuel consumption of 100 kilometers, and the braking distance;
2. The main performance of the car includes power, fuel economy, braking, handling stability, driving smoothness, passability, emission and noise pollution, etc.;
3. The performance of the car refers to the ability of the car to adapt to various conditions of use and exert maximum work efficiency.
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