综述了主链型高分子液晶向列相向错在实验观察方面的进展。

Experimental observation of disclinations of main-chain nematic polymers is re-viewed.

youdao

This represents the upright struts on a ladder that I showed you before, it represents this backbone that's shown by - that's formed by polymerizing the pentose's together through phosphate's always going 5' to 3', 5' to 3'.

线条代表梯子,上下的支柱 之前给你们演示过,代表由多聚戊糖分子,通过磷酸基从5'端向3'端方向,连接起来的主链

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