;
酸
;Producing metal Mg with magnesia supported by electrolytical chloride is a new method and also a good method to be propitious to environment.
利用氧
在氯物电解质
支持下电解出金属是一种全新生产方法,也是一种有利于环境保护
方法。
〉氧
, 〈矿〉氧砖Producing metal Mg with magnesia supported by electrolytical chloride is a new method and also a good method to be propitious to environment.
利用氧在氯物电解质支持下电解出金属是一种全新生产方法,也是一种有利于环境保护方法。
Using dolomite and sinter magnesia clinker as a main material and added with alkali metal phosphate binder and additives,amagnesia-calcia coating material has been developed.
采用白云石配以适量砂熟料和磷酸
结合剂及复合外加剂研制出了具有较好性能钙质中间包涂料。
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