常見例句A principle of floor heave controlling is controlling is pro-Posed, which has been verified in Maoming Mine.Formulae for evaluating rodway floor heave are de-rived... 并根據(jù)底臌變形過程提出了防治底膠的基本原則，這些原則在治理茂名軟巖巷道底臌中得到證實。 返回 Rodway