英语词汇“lewis pin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	lewis pin
释义	lewis pin lewis pin [′lü·əs ‚pin] (mining engineering) A pin used for attachment to a key block; it is placed in a shallow drill hole with a wedge at either side.
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