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单词 sheave-block
释义

> as lemmas

sheave-block
sheave-block n.
ΚΠ
1844 Civil Engineer & Architect's Jrnl. 7 246/2 Using either a simple sling, or sheave-blocks, for placing the stones, according to their dimensions and weight.
1894 Times 26 Feb. 3/6 A sheaf-block to raise up the chain-block.
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更新时间:2024/12/25 1:24:29