Dolostone is the main rock type of the Cambrian in this area.从下寒武统石龙洞组开始都是白云岩沈积.Crystalline dolostone is formed by seepage - reflux dolomitization and burial dolomitization.晶粒白云岩有两种成因:一为回流渗透白云石化;二为深埋藏白云石化.Carbonate rocks...
The snake injects the venom immediately after biting its prey.毒蛇咬住猎物之后马上注入毒液.The doctor injects glucose into the patient's vein.医生把葡萄糖注射入病人的静脉.Water injects natural life and poesy into a noisy city.水给喧闹的城市注入自然的生机与诗意...