标准橡皮筋由交错连接的长链聚合物制成，能拉伸至原先长度的几倍，释放后可缩回原型。
Standard rubber bands, which can stretch up to several hundred percent then snap back into shape, are made from long chains of cross-linked polymers.
标准橡皮筋由交错连接的长链聚合物制成，能拉伸至原先长度的几倍，释放后可缩回原型。
Standard rubber bands, which can stretch up to several hundred percent then snap back into shape, are made from long chains of cross - linked polymers.
生物化学家将这套系统称之为中心法则(central dogma)：以长链核酸聚合物形式存在的DNA是遗传物质，它储存着每种蛋白质设计的数据记录。
Biochemists call it the central dogma: Genetic material, in the form of a long nucleic acid polymer called DNA, stores a digital record of every protein's design.
有效的降凝剂基本都具有长烃链和极性基的聚合物。
Almost all effective depressants contain long hydrocarbon chain and polar polymer.
聚合物组合物显示出相对低水平的长链支化和相对高的分子量。
The polymer composition shows relatively low-level long chain branching and relatively high-level molecular weight.
本发明公开了一种星型聚（甲基）丙烯酸长链酯聚合物及其制备方法。
The invention discloses a star poly-(methyl)acrylate long-chain ester polymer and a preparation method thereof.
超支化聚合物的结晶能力由于长链端烷烃的有序排列而得到明显提高。
The improvement of crystallization properties can by realized by the ordered arrangement of long alkyl chains.
聚合物可能包含由无支链的或有支链的单体组成的长链，也可能是单体连接的耳维或三维网状结构。
Polymers may consist of long chains of unbranched or branched monomers or may be cross-linked networks of monomers in two or three dimensions.
一种组合物，包含具有0至0.1的长链支化指数的第一含氟聚合物和具有至少0.2的长链支化指数的第二含氟聚合物。
A composition comprising a first fluoropolymer having a long chain branching index of from 0 to 0.1 and a second fluoropolymer having a long chain branching index of at least 0.2.
一种组合物，包含具有0至0.1的长链支化指数的第一含氟聚合物和具有至少0.2的长链支化指数的第二含氟聚合物。
A composition comprising a first fluoropolymer having a long chain branching index of from 0 to 0.1 and a second fluoropolymer having a long chain branching index of at least 0.2.
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