常见例句Keywords gas-floatation;pretreatment;Tetramycin crystallizing mother solution;wastewater treatment.; 气浮;预处理;土霉素结晶母液;废水处理;Tetramycin Hydrochloride 盐酸四环素[四环素类抗生素]eyedrops of tetramycin 土霉素滴眼剂, 氧四环素滴眼剂 返回 tetramycin