英语词汇“key layer”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	key layer
释义	key layer 基本例句关键层 Satisfying the sufficient mechanics condition for key stratum instability, a water inrush is likely to happen in the floor.当满足关键层失稳的充要力学条件时，承压水底板有可能发生失稳突水。
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