Glass transmits light but not sound.玻璃传导光,但不传导声音.The station transmits from 6 a.m. until midnight.电台从早晨六点开始播音,一直持续到半夜.The bloodsucking louse also transmits various commutable diseases such as endemic typhus, trench fever...
After Fe - Chelate fertilization rinse the leafs with water.施完螯合铁肥后用清水漂洗叶子.Afterchloroform was evaporated , it was used as chelate complex chromatographic stationary phase to purify puerarin extractive.建立了采用配位色谱柱从葛根素浸膏中分...