The average molecular weight of polyoxytetramethylene glycol could be flexibly controlled by varying the...
未反应的四氢呋喃经适当处理后可以回收循环使。
The average molecular weight of polyoxytetramethylene glycol could be flexibly controlled by varying the...
未反应的四氢呋喃经适当处理后可以回收循环使。
Ensure that all the waste is properly and safely disposed of.
要适当且安全地处理所有料。
声明:以上例句、词性分类联网资源自动生成,部分未经过人工审核,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。