“镁铝”造句
镁铝尖晶石的合成方法有电熔法和烧结法.
The synthesis methods of magnesia - alumina spinel are electro - fusion and sintering process.
红色的
镁铝榴石是云南最重要的宝石资源之一.
Red pyrope is one of the most important gem resources in Yunnan.
镁铝硅胶泥加工销售.
Meilu: cleansing mud processing and sales.