英德
有道
百度
谷歌
图片
维基
百科
油溢流阀
oil relief valve
oil-overflow valve
oil-overflow valve
- 本文研究了用先导式溢流阀作为恒压油源控制器的性能，所得结论，曾在实船的施工中获得印证。
This paper researches into the quality of the pilot relief valve of a constant pressure pump station. The conclusion reached has been proved in the building of ships.
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中国词汇量第二的英语词典
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