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紫外线降解
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紫外线降解
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ultraviolet
紫外线降解
聚合物在紫外线作用下,出现外观和物理机械性能的劣化,通常表现为变色、出现银纹、龟裂以及拉伸强度、冲击强度、断裂伸长率下降等现象。聚合物光降解的主要形式,也是聚合物自然老化的主要原因之一。
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Goldstone
Goldstone boson
Goldstone-Haystack interferometer
Goldstone mode
Goldstone particle
Goldstone Radio Astronomy Station
Goldstone realization of symmetry
Goldstone's theorem
Goldstone theorem
gold theragran
Gold Trade Project
Gold Triangle Belt
gold ware from the Tomb of Marquis Yi of the Zeng State
gold ware from the Tomb of the Zhongshan King under the Han Dynasty
gold wasp
Gold-wefted Brocade
gold-wefted brocade of the Yuan Dynasty
gold-worked
gold-woven silk breast protector with plum and phoenix patterns
"Gold Yuan" Certificate
golf
golf ball
golf course
golf course turf
Golfo de Ancud
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