英语词汇“friable roof”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	friable roof
释义	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	earth drilling, deep drilling earth drilling, deep well earth drilling method earth drillingrock drilling earth dump site earth dwellings earth dynamic ellipticity earth dynamics earth earthy element eartheater earth-eater eartheaters earth eating earth-eating earthed neutral conductor earthed-neutral distribution system earthed neutral system earthed phantom circuit earthed point earthed pole earth embankment lay pipe Earthen ware goods earthenware jar earthed earthed aerial