ciec

China international electrical center ( CIEC ) belong to commerce ministry which set up a electrical business wet to domestic and overseas trade .

中国国际电子商务中心是国家商务部直属事业单位，主营业务是为方便国内外贸易而建立电子商务平台。

Affiliated to China Council for the Promotion of International Trade ( CCPIT ), China International Exhibition Center Group Corporation ( CIEC ) is the first exhibition group corporation in China , as well as the earliest professional international exhibition organizer in the country .

中国国际展览中心集团公司是我国第一个展览业集团，隶属于中国国际贸易促进委员会，也是最早从事国际展览会组织工作的专业展览公司。

The main technical conditions for synthesizing 4A zeolite with kaolin were determined . The whiteness and calcium ions exchange capacity ( CIEC ) of the product were increased by calcining and screening the coloring ions , and the high quality 4A zeolite was synthesized successfully .

以高岭土为原料确定了合成洗涤剂用助剂4A沸石的主要工艺条件，通过煅烧和添加络合剂屏蔽有色离子使4A沸石的白度与钙离子交换能力（CIEC）均得到了提高；