This paper introduced that maleic anhydride can be grafted with rosin, polyethylene wax, sty-rene, petroleum resin.是什么意思_This paper introduced that maleic anhydride can be grafted with rosin, polyethylene wax, sty-rene, petroleum resin.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句