The acrylonitrile-styrol reisn is firmly combined on active carbon, thus being safe and nontoxic to the environment.
丙腈-苯树脂和铜离子牢固结合在活性炭,对环境安全无毒。
The acrylonitrile-styrol reisn is firmly combined on active carbon, thus being safe and nontoxic to the environment.
丙腈-苯树脂和铜离子牢固结合在活性炭,对环境安全无毒。
声明:以例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表软件的观点;若发现问题,欢迎向我们指正。