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单词 sinker bar
释义

Sinker bar


In knitting machines, a bar to which one set of the sinkers is attached
In deep well boring, a heavy bar forming a connection between the lifting rope and the boring tools, above the jars.

See also: Sinker, Sinker

sinker bar


sinker bar

[′siŋ·kər ‚bär] (mining engineering) A short, heavy rod placed above the drill jars to increase the effect of the upward sliding jars in well-drilling with cable tools.
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更新时间:2024/12/23 17:14:13