黑药和镁的混合物具有离析的倾向.Mixture of black powder and magnesium have a tendency to segregate.这能离析为旋光异构体 吗 ?Can it be resolved into optical isomers?看物质能否由于沸腾和冻结而离析为组成该物质的元素.See whether the material can be separated into its element...
Infected mandibular, parotid and anterior cervical nodes usually cause subcutaneous induration and surface bulging.感染的下颌, 耳下和颈前淋巴结,通常引起皮下硬结和表面突起.THE INFLUENCE OF DENTAL FACTORS TO ERUPTION OF THE MANDIBULAR THIRD MOLAR.牙...
The cashier gypped me when he gave me too little change.这名收银员少找零钱,想骗我的钱.Of course, he got gypped. He bought a pig in a poke. What do you expect?他当然受骗了,不问好坏就随便乱买东西. 你以为是什么?...