To reduce automobile emission pollution, many countries lay down emission control regulation of automobiledieselengine.
为减少汽车带来的排气污染，许多国家均对车用柴油机制定了相应的排放法规。
2
The test result shows that the effect is sound and well received by users, and the device can be extensively promoted and applied to automobiledieselengine production.
经试验效果颇佳，深受用户欢迎，可在汽车柴油机生产中广泛推广应用。
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An engine oil pressure alarming sensor of electron type automobile for detecting the oil pressure of automobiledieselengine and alarming if the engine oil pressure is too low.