英语词汇“kelly safety valve”的翻译、意思、用法、释义-英汉汉英词典

单词	kelly safety valve
释义	kelly safety valve方钻杆安全阀kelly safety valve方鑽桿安全閥礦冶工程名詞
随便看	make a riddle of make a ridiculous 等 figure make a riffle make a ring make a rise make a rod for oneself make a rod for one's own back make a round make a row make arrangement for make arrangements make arrangements for make arrangements with someone make arrangements(with someone) make arrangement with make a run for it make a rush for make a sacrifice, make a sad face make a sale make a salute make a sanctimonious face make a scene make a scoop make a score off