competent rock


  • 翻译:坚固稳定岩石

同义词

1)competent rock,坚固稳定岩石2)firm rock,稳固岩石3)solid rock,坚石;坚岩4)In a forthright manner;squarely.,坚定地;稳固地5)To make or become firm.,使稳定,使变坚固6)competent bed,坚固岩层

热门矿业英语词汇