Dirty light reduces efficiency as much as 90 percent, according to the Motor Vehicle Lighting Council.
根据机动车照明设备委员会，肮脏的光会减低效率高达90%。
Automobile axle housing should have enough strength, enough stiffness and light weight as the safety and functional part of motor vehicle.
汽车桥壳是车辆中重要的安全件和功能件，要有足够的强度和刚度，质量要小。
Performance Requirements of Lighting and Light-Signalling Devices for Motor vehicle having more than Three-Wheels, Trailer, Semi-Trailer.
性能要求的照明及光信号装置的机动车有四分之三以上的车轮，拖车，半拖车。
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