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库马龙树脂
释义
库马龙树脂
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库马龙树脂
释
coumarone resin
库马龙树脂
对160~165℃煤焦油馏分中所含的苯并呋喃和茚进行处理、精制后,经催化共聚制得的热固性树脂。又称苯并呋喃-茚树脂、香豆酮-茚树脂。是橡胶工业中应用历史最久的人造树脂。
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Jiuxiang Scenic and Historic Area
Jiuxianping
jiuxian powder
Jiuxian Shan
Jiuxuan Sluice Gate
Jiuyao Park in South Han Dynasty
Jiuye School
Jiuyiba Lishi Bowuguan
Jiuyi Shan
Jiuyishan rabbit
Jiuyi Tribe
Jiu Yu
Jiuyuan Qu
Jiuzhaigou natural scenic area
Jiuzhaigou nature reserve
Jiuzhaigou Valley Scenic and Historic Interest Area World Natural Heritage
Jiuzhaigou Xian
Jiuzhen Wan
Jiuzhi Xian
Jiuzhou
Jiuzhou Audio & Video Publishing Co., Ltd
Jiuzhou Tower
Jiuzhuanhuolang'er
jiva
jive
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