oil drain plug,drain plug是什么意思

用法例句

In this paper,the existed problem of oil discharge screw at the bottom of internal combustion engine oil reservoir is pointed out,the consequence is analysed,then puts forward the performance objective required in the course of draining failure oil on the base of the article, the special oil discharge valve of internal lubricating oil is introduced.

指出了内燃机油底壳上放油螺丝在使用中存在的问题 ,分析由此而引起的后果 ,提出了排放失效机油过程中所需达到的要求 ,介绍了内燃机机油专用放油阀

Drain plug is one of the most common leaking source in motor vehicle.

放油塞是汽车上最为常见的渗漏源之一。