英语语法分析

Invisible friend, can't and their copolymerization of joy, it is a state of half to death.

看不见的朋友，不能和他们共聚欢乐，这等于处在半死状态。

The regular variations of the copolymerization rate and the viscosity of copolymer were discussed.

共聚合速度和共聚物的比浓粘度呈规律性变化。

The effects of monomer concentration, initiator, reaction temperature and time on copolymerization were studied.

考察了单体浓度，引发剂浓度，反应温度和时间等对共聚反应的影响。