英语词汇“crown-block saver”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	crown-block saver
释义	crown-block saver 天车防碰装置
随便看	wire electrode wire-electrode copying cutting wire-electrode cutting wire enamel wire end cap wire entanglement wire entanglements wire explosion spraying wire extensioin wire eye wire eyelet wire eye splice wire fabric wire-fabric reinforcing wire facsimile system wire fate wire fate item wire fate items wire fault wire feed wire feeder wire feeder device wire feed gun wire feeding device wire feed lead 目眩神摇目睁口呆目睫之论目睹耳闻目瞪口僵目瞪口呆目瞪口张目瞪口歪目瞪口结目瞪心骇磬磯磲磴磷磷乱磷光磷化氢磷火磷灰石