1.There is no isoprene rubber production industry in China at present which shows properous business opportunity in isoprene rubber production.
1.目前国内尚有戊橡胶生产企业,戊橡胶产品机无限。
2.Abstract: The C5 Fraction derived from ethylene steamcracker contains some very useful components, isoprene, cyclopentadiene and piperylene.
2.摘 要: 来自裂解乙烯的C5馏有非常有用的化工原料——戊二烯、环戊二烯、戊间二烯。
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1.They're made up of multiple subunits of an organic molecule called isoprene, which has five carbon atoms.
它们是由多个有机分子亚基组成的,含有五个碳原子的异二。
2.They’re made up of multiple subunits of an organic molecule called isoprene, which has five carbon atoms. These subunits can be arranged in a line, or form rings, or both, leading to a diverse collection of over 30,000 known compounds.
它们由称为异二的有机分子的多个亚基组成, 异二有五个碳原子。这些亚基可以排列成一条线, 或形成环,或两者兼而有之, 从而形成超过 30, 000 种已知化合物的多样化集合。机翻
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