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双环戊二烯
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双环戊二烯
Encyclopedia
工学
环戊二烯
释
dicyclopentadiene; DCPD
双环戊二烯
分子式C10H12,具有10个碳原子的多环烯烃。又称二聚环戊二烯。有类似樟脑气味,相对密度0.979(20℃),熔点32.5℃,沸点170℃(分解),闪点32.22℃,自燃点680℃,溶于醇。双环戊二烯有桥式(α型)和挂式(β型)两种异构体,桥式异构体凝固点32.5℃,挂式异构体凝固点19.5℃,双环戊二烯中主要是桥式异构体。
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topologically inequivalent
topologically invariant
topologically irreducible representation
topologically isomorphic
topologically isotopic embedding
topologically nilpotent element
topologically ringed space
topologically simple algebra
topologically solvable group
topologically stable
topologically transitive
topological manifold
topological manifold with boundary
topological manifold without boundary
topological mapping
topological Markov chain
topological meaning
topological measure-preserving transformation
topological measure theory
topological metal
topological method
topological microbundle
topological model
topological module
topological nature
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