基本解释n.硬橡胶；硬化橡皮同根派生 英汉例句用作名词 (n.)Three kinds of methods used now by China for vulcanite wear test were introduced briefly, and their merits and defects were also compared.简要介绍目前国内采用的硫化橡胶3种磨耗试验方法，并将其优劣加以对比。