The general situation of phosphate industry at home and abroad, and the production and import of it in China are introduced.
介绍了国内外磷酸盐工业的概况和我国的生产以及进口状况。
The general situation and main trends of global dyestuffs industries are introduced, and the production, import and export of dye and pigment in China in recent years are reviewed.
介绍了全球染料工业的概况和主要动向，对国内近年来染料、颜料的生产和进出口情况进行了综述。
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