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-现代词典

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	amym amyoesthesia amyoesthesis amyoltrophic lateral sclerosis amyoplasia amyoplasia congenita amy or ami amyostasia amyostatic amyostatic syndrome amyosthenia amyosthenic amyotaxia amyotaxy amyotonia amyotonia congenita amyotrofische laterale sclerose amyotrophia amyotrophic amyotrophic lateral schlerosis amyotrophic lateral sclerosis amyotrophic lateral sclerosis 1 amyotrophic lateral sclerosis 2 amyotrophic lateral sclerosis 2 protein amyotrophic lateral sclerosis 3

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