英语词汇“spacer strip”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	spacer strip
释义	spacer strip spacer strip [′spās·ər ‚strip] (metallurgy) A strip or bar of metal placed in the root of a weld joint, prepared for a groove weld, to serve as backing and maintain root opening during welding.
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