英语词汇“groove sample”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	groove sample
释义	groove sample groove sample [′grüv ‚sam·pəl] (mining engineering) A sample of coal or ore obtained by cutting appropriate grooves along or across the road exposures. Also known as channel sample.
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