英语词汇“fractured roof, friable roof”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	fractured roof, friable roof
释义	fractured roof, friable roof 破碎顶板; 岩层节理裂隙十分发育、整体强度差、自稳能力低的顶板。
随便看	iron framing iron-free beta spectrometer Iron free infant formula iron-free magnetic electron spectrometer iron free solution iron-free solution iron-free sulfate iron-free, winding iron froth iron fumarate i-rong iron gang iron ganze iron garnet iron gasket for machine tool Iron Gate Iron Gate(s) Iron Gates iron gauze iron gehlenite iron-Gehlenite iron glance iron-glance iron glass iron gluconate

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