Higher content of C_5 could cause a lot of problems such as blockage of equipment and disqualification of product which would affect long period operation of the unit.是什么意思_Higher content of C_5 could cause a lot of problems such as blockage of equipment and disqualification of product which would affect long period operation of the unit.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句