英语词汇“harmless-depth theory”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	harmless-depth theory
释义	harmless-depth theory harmless-depth theory [′härm·ləs ¦depth ‚thē·ə·rē] (mining engineering) Formerly, the hypothesis that there was a certain depth below which mining could be carried on without risk of damage to the surface.
随便看	pavel pavlovich rottert pavel pavlovich shteller pavel pavlovich virskii premodern pre-modern japanese studies premodification premodify premoisten premolar premolar aplasia premolar aplasia-hyperhidrosis-canities prematura premolars premolars and molars premolar teeth premolar tooth premolded asphalt panel pre-monday morning syndrome pre-money pre-money valuation pre-money valuations premonish premonishment premonition premonitions premonitive

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