The powder had porous structure by means of the mixture solvent of alcohol and calcium chloride.

以乙醇 氯化钙混合溶剂制备的粉末内部具有多孔结构；

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The powder had porous structure by means of the mixture solvent of alcohol and calcium chloride.

以乙醇 氯化钙混合溶剂制备的粉末内部具有多孔结构；

youdao