backbone chain

LPS, which is used as feed stock to synthesize PCS under normal pressure at high temperature, is composed of the backbone structure of polysilane ( Si-Si) and PCS ( Si-C). Active group Si-H in the chain can easily react with double bonds by hydrosilication.

高温常压法合成PCS的原料LPS含有聚硅烷（Si-Si）与聚碳硅烷（Si-C）的主链结构，链中活泼的Si-H基团与烯键容易发生硅氢化反应。

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In different pH environments, by changing the proportion of the hydrophilic and hydrophobic segments on backbone and graft chain, LCST could be effectively adjusted between 18~ 56 ℃.

在不同pH值环境中，通过调节亲水基团与疏水基团的比例，可在18~56℃范围内调节LCST，pH<7.5时LCST消失。

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A low Mw polyamide resin is reacted with ethyl acrylate dicarbamate to form a comb-type prepolymer with polyamide as backbone chain and ethyl acrylate dicarbamate as side chain.

低相对分子质量的聚酰胺树脂和丙烯酸乙酯氨基甲酸酯基一异氰酸酯通过加成反应制得以聚酰胺为主链、丙烯酸乙酯二氨基甲酸酯为侧链的梳型预聚物。

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The sequence-specific assignment of spin systems was obtained by NOEs correlation in WET-NOESY spectra, and the complete assignment of proton resonances for backbone and side chain has been achieved.

通过解析NOESY谱中的NOE相关点，完成了对其序列以及主链和侧链质子的全部归属。

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The following texts are our findings: Optimizing degrees of local backbone and side chain residual conformations have been quantified.

以下是我们得到的结果：定量分析了蛋白质残基局部骨架构象及局部骨架构象下侧链构象优化程度。

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For the polysaccharides with immunity enhancement activity, the activity is affected by the constitutes of backbone chain, molecular size, and other factors which cause comformational changes of the polysaccharides.

对于免疫增强类多糖，多糖的主链组成、相对分子质量等对多糖的功效都产生影响，这些影响可能是通过改变多糖的高级结构发挥作用；

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Connecting proper epoxy resin to the backbone chain of this resin and combining this resin with other auxiliary resins will produce a new kind of polyurethane resin cation.

将这种树脂与一些其它辅助树脂配合，可得到一种新型聚氨酯型阳离子树脂。

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The primary study was conducted on the synthesis and properties of unsaturated polyester containing multi-alicyclic groups in the backbone chain.

对主链含多脂环不饱和聚酯的合成和性能进行了初步研究。

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