英语词汇“hard bottom”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	hard bottom
释义	hard bottom hard bottom [′härd ‚bäd·əm] (mining engineering) A condition encountered in some opencut mines wherein the rock occasionally does not break down to grade because of an extra-hard streak of ground or because insufficient powder is used.
随便看	arthropodal ectoparasites arthropodally arthropodan arthropodanly arthropod-borne encephalitis arthropod-borne encephalomyelitis apsde apsdep apsdi apsdin apsdl apsds apsdt apse apsea apse (ada programming support environment) interactive monitor apse aisle apseb apsec apse chapel apse-chapel apsed apseg apselaphesia apse line

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