4A沸石是一种硅铝酸钠,化学组成式:Na2O.
Grayish white powder or pellets and important inorganic salt products,4A zeolite is crystal lagoriolite.
4A沸石是一种硅铝酸钠,化学组成式:Na2O.
Grayish white powder or pellets and important inorganic salt products,4A zeolite is crystal lagoriolite.
声明:以上例句、词性分均由互联网资源自动生成,部分未经过人工,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。