常見例句用作名詞 (n.)He likes caving.他喜歡洞穴探險運動。Caving means exploring the passages underneath the hills.洞穴探險運動是指探察山中的通道而進行的活動。Sublevel caving without sill pillar is used in Xishimen Iron Mine.西石門鉄鑛採用無底柱分段崩落採鑛法開採。The predicting results can be used as the basis for design and practice of block caving.預(yù)測結(jié)果可以作爲(wèi)自然崩落法工程設(shè)計與實施的蓡考依據(jù)。The formation is unstable and the well caving are severe.地層不穩(wěn)定,井塌嚴(yán)重。 返回 caving