英语词汇“protecting stratum mining”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	protecting stratum mining
释义	protecting stratum mining 保护层开采
随便看	quasi-bound eletron quasi bound state quasi-bound state quasi breeder reactor quasi-brittle quasibrittle material quasi-brittle material quasi-brittle materials quasi-burglar quasi-bus rapid transit quasi capital quasi capital goods quasi-capital goods quasicategories quasi-cauchy integral Quasic C congruences Quasic C-semigroup quasi-center of action Quasi-centroid Method quasi-character quasi-characteristic function quasi-characteristic method quasichemical quasi chemical quasi-chemical