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- Trace water in the initiator system is an important factor which affects the initiating terminal group structure and the performance of the random copolymer of ethylene oxide and propylene oxide. 引发体系中的微量水分是影响环氧乙烷环氧丙烷无规聚醚起始端基结构,并进一步影响其分子量和使用性能的重要因素。
- NMR and FTIR were used to characterize the structure of terminal groups of the copolyethers. 利用红外光谱及核磁共振法表征了双烷基聚醚的端基结构。
- The types of synapses can be divided into four compound groups, which are the fast adapting afferent terminal group(FA), the slow adapting afferent terminal group(SA), spinal tract of trigeminal nerve group(VS) and pontine nuclei(SA-VP). 4个复合组:快适应纤维组(FA),慢适应纤维组(SA),三叉神经脊束核组(VS),三叉神经脑桥核组(VP)组。
- The acetyl derivative and the silicane derivative of hyperbranched aliphatic polyesters with terminal hydroxy group were prepared.The effect of terminal groups on the properties was studied. 对端羟基脂肪族超支化高分子的端基进行了乙酰化和硅烷化改性,研究了不同端基对超支化高分子的玻璃化温度,折光指数增量以及特性粘度的影响。
- Keywords Methimazol;Terminal group;Synthesis; 甲巯咪唑;端基;合成;
- liquid crystal containing fluoro terminal group 含氟液晶
- Connection Skill for Three-phase Transformer Terminal Group 三相变压器接线组别的连接技巧
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- I'll keep with you to the bus terminal. 我陪你到公共汽车终点站。
- Please wait for me at the bus terminal. 请在公共汽车终点站等我。
- He broke away from that lawless group years ago. 他在几年前脱离了那个非法团体。
- The group of barbaric soldiers killed many people. 那群野蛮的士兵杀了很多人。
- The group was made up of doctors. 这个团体是由医生组成的。
- He took the airport bus to the city terminal. 他坐机场的交通车到市区集散站。
- A group of boys dashed out of the classroom. 一群男孩子从教室里冲出来。
- I come upon a group of children play in the street. 我遇到一群孩子在街上玩耍。
- We got off at the terminal station. 我们在终站下车。
- He goes about with a group of nice boys. 他经常和一群好孩子在一起玩。
- The data will be fed into the computer terminal. 数据将输入电脑终端。
- He is a the most brisk young man in this group. 他是这个小组中最活跃的年轻人。
