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单词
traveling block
释义
traveling block
traveling block
[
′trav·əl·iŋ ′bläk
]
(mechanical engineering)
The movable unit, consisting of sheaves, frame, clevis, and hook, connected to, and hoisted or lowered with, the load in a block-and-tackle system. Also known as floating block; running block.
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更新时间:2025/3/28 6:06:51