This system was also used for isoprene polymerization.The cis-1,4 content of the polyisoprene obta-ined is about 95%.是什么意思_This system was also used for isoprene polymerization.The cis-1,4 content of the polyisoprene obta-ined is about 95%.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句