The emulsion acrylic glueing agent SL 407 was prepared with polymerization process of pre - emulsifying and whole dropping.采用预乳化全部滴加的聚合工艺,制备乳液型丙烯酸酯类水性台板胶.Beeswax acts as an emulsifying agent.蜂蜡起到乳化剂的作用。No colloid, surfac...
这位歌唱家以前从未在纽约演唱过.The singer had never performed in New York before.歌唱家的声音仍萦绕在我耳边.The voice of the singer still rings in my ears.那歌唱家被乐队指挥从舞台上引走.The singer was led off the stage by the maestro....
在千篇一律的病房里，他们感到恐惧而又无能为力。They feel scared and powerless in conveyor-belt hospital wards.医生们建议将他转到单人病房。Doctors advised that he should be transferred to a private room.我们一发现此事就关闭了病房。As soon as we found this out, we closed th...
Objective : To study the result of operation of metacarpophalangeal joints contracture in old peoples.目的: 探讨老年人掌指关节挛缩的手术效果.Objective : To evaluate the efficacy of domestic minitype plate and screw fixation metacarpophala...
The pungent, choking smell of sulphur filled the air.空气中弥漫着刺鼻呛人的硫磺气味....measures to reduce emissions of sulphur dioxide.二氧化硫的减排措施Sodium and sulphur are highly corrosive.钠和硫磺腐蚀性很强。The system adopted two - stage ammonium p...