It is reseached that the process of catalytic cross-bridging in synthetic ketonic residuum resin and obtained that the utility resin.
酮渣油是化工生产中的工业废料,
催化交联制成树脂,于济和环保方面都有意义。
It is reseached that the process of catalytic cross-bridging in synthetic ketonic residuum resin and obtained that the utility resin.
酮渣油是化工生产中的工业废料,催化交联制成树脂,于济和环保方面都有意义。
声明：以上例句、词性
类均由互联网资源自动生成，部
过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
