一种电子式汽车机油压力报警传感器，用来检测汽车柴油发动机的机油压力，并具有在机油压力过低时报警的功能。
An engine oil pressure alarming sensor of electron type automobile for detecting the oil pressure of automobile diesel engine and alarming if the engine oil pressure is too low.
机油压力过低是造成发动机烧毁的主要原因。
The oil pressure being too low is the main cause of the engine's burning out.
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