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己烯
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己烯
含六个碳原子且双键在开链分子链端部的单烯烃。结构式CH3(CH2)3CH=CH2。又称正丁基乙烯。常温常压下为无色液体,沸点为63℃,不溶于水,溶于醇、醚、苯、石油醚、氯仿,易燃,有中等毒性及一定的刺激性。是优良的聚烯烃共聚单体。
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permafrost degradation
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permafrost layer
permafrost microbes
permafrost of the local last glaciation maximum in China
permafrost region of northeast China
permafrost region of Qingzang Gaoyuan
permaliner
permalloy
permalloy with high magnetic induction and high magnetic permeability
permanence
permanence of algebraic form
permanence of mathematical relations principle
permanence relation
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permanent
permanent atrial fibrillation
permanent bench mark
permanent calendar
permanent cardiac pacemaker
permanent cathode process
permanent chemical modifier
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Permanent Conference of Political Parties in Latin America
Permanent Court of International Justice
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