| 单词 | sheave wheel |
| 释义 | > as lemmassheave wheel sheave wheel n. ΚΠ 1939 C. W. Towne Her Majesty Montana 118 A Butte miner..is lowered to his labors in a steel cage suspended from a heavy wire cable passing over sheave-wheels on a head-frame. 1971 Financial Mail (Johannesburg) 26 Feb. 648/1 They depend upon our equipment—like high speed man cage and skip guide rollers, sheave wheels. < as lemmas |
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