-
The invention silicon phosphoric acid aluminum molecular sieve which has AEL structure and the manufacturing method.
一种具有AEL结构的硅磷酸铝分子筛及其制备方法。
youdao
-
The invention silicon phosphoric acid aluminum molecular sieve which has AEL structure and the manufacturing method.
一种具有AEL结构的硅磷酸铝分子筛及其制备方法。
youdao