常見例句雙語例句Geological-geochemical characteristics show the Dongguashan copper deposit to be of submarine sedimentary exhalative origin.地質(zhì)地球化學(xué)特征反映冬瓜山銅礦床為海底熱水噴流沉積成因。The copper deposits may be grouped into two types: the volcanic exhalative sedimentary copper deposit and porphyry copper deposit.該礦床可分為火山氣液沉積銅礦床和斑巖型銅礦床兩種類型。 返回 sedimentary exhalative deposit