intact coal,未采过的煤层,同义词,英汉翻译,英汉例句-找单词

intact coal

1)intact coal,未采过的煤层2)virgin coal,未采煤层<能>3)unworked coal,未开采的煤4)going through the fault,过断层采煤5)virgin sand,未开采的油气层6)unrecovered oil reservoir,未开采的油层