The structure and characteristics of homemade DCS system being used on imported ionic membrane caustic soda unit in Hangzhou Electrochemical Group Co. , Ltd. was introduced.
介绍了杭州电化集团有限公司在引进离子膜碱装置上采用的国产DCS 系统的结构及特点。
During ionic polymerization and group transfer polymerization, the absolute need to be transferred to the reactor anhydrous reagents.
在进行离子型聚合和基团转移聚合时，需要将绝对无水试剂转移到反应装置。
Now, remember, the formation of the ionic bonds was from group one and group two, and over here with group six and seven.
现在请记住，离子键的形成，从第一族和第二族元素，与六七主族的元素相互构成的。
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