英语词汇“coal coring tool, coal corer”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典-复社网

单词	coal coring tool, coal corer
释义	coal coring tool, coal corer 煤心采取器; 又称“取煤器”、“取煤管”。煤田钻探钻进过程中，专门用于采取煤心的一种特殊器具。
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