英语词汇derrick rope怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	derrick rope
释义	derrick rope 简明释义超重索网络释义 1 ?超重索 ... 吊货杆 Derrick boom 超重索 Derrick rope 起重机结构 Derrick structure ... 短语 1 rope guy derrick 绳索人字起重机 2 Rope derrick 起重索双语例句 1 Pull the 1 inch Manila rope inside the derrick and feed and reeve through the first crown sheave. 把一寸的棕绳穿过天车上的第一个滑轮，在井架内拉该棕绳。
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