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cis-1,4-polyisoprene poly (cis-l-methyl-1-butenylene)
polym. 顺式 1,4一聚异戊二烯; 聚顺式 1一甲基一1一亚丁烯基
cis-1,4polyisoprene
chem. 顺式-1,4-聚异戊二烯
cis-1, 4 polyisoprene: 2 phrases in 2 subjects
Chemistry1
Oil / petroleum1

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