The data show that the polymer has ordered ladderlike molecular structure. 结果表明所得到的梯形聚甲基硅氧烷具有较高规整性。
Compound (3) represents a new infinite 1-D ladderlike chain architecture constructed from btec ligands. 化合物(3)是一个新的以1,2,4,5-均苯四甲酸(H4btc)构筑的具有一维的梯形链状结构。
Then the synthesis of ladderlike polysiloxane liquid crystalline with different mesogenic units was introduced. 介绍了几种液晶基元不同的梯形聚硅氧烷液晶的合成；
Accompanying with the rapidly increasing of construction of ladderlike power stations, a series of new problem emerged. 随着流域性梯级电站群建设的增多,一系列新的消防安全问题凸现,如远程通信、分布式远程监控与集中管理等。
A novel ladderlike polysiloxane with a reactive side group was synthesized via stepwise coupling polymerization. 通过“逐步偶联聚合方法”设计合成了一种含有反应性侧基的梯形聚有机硅氧烷。
At last, the difficulties of research on ladderlike polysiloxane were mentioned, and its development prospect was looked forward. 最后提出了几个梯形聚硅氧烷液晶研究工作面临的问题，并对梯形聚硅氧烷液晶的发展前景做出了展望。
