The results showed that pendant group vinyl at 1 , 2 - PB had a special crosslinking behaviors, and the rearrangement of polysulfur bonds at NR/1, 2- PB improved the aging resistance of the blends.

结果表明，1，2-PB的乙烯基侧基所具有的特殊交联特性，以及在热氧作用下多硫键的重排，是1，2-PB对NR改性的主要原因。

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Traditional Chinese rosewood lamps of various kinds are a special group in the family of rosewood artifacts, including desk lamps, pendant lamps, hand lamps, wall lamps and so on.

中国传统红木灯具是红木制品的一类特殊群体，种类丰富多样，有台灯、吊灯、手提灯、壁灯等等。

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Ionomers can be classified according to either the electric charge of ionic group pendant to polymer chain or distribution of ionic group, and or character of the matrix.

离聚体可按连接基团的电性、离子基团在主链上的分布、基体的性质而分成各种不同类型。

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