And this carboxyl site provides tough vulcanizates with usually higher tensile strength , modulus, tear strength and above all improved abrasion resistance than NBR.是什么意思_And this carboxyl site provides tough vulcanizates with usually higher tensile strength , modulus, tear strength and above all improved abrasion resistance than NBR.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句