英语词汇“loose ground”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	loose ground
释义	loose ground loose ground [′lüs ‚grau̇nd] (mining engineering) Broken, fragmented, or loosely cemented bedrock material that tends to slough from sidewalls into a borehole and must be supported, as with timber sets. Also known as broken ground.
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