The treatment effect of acidic waste water of the flue gas absorbed, neutralized by crude calcium carbonate, was studied by crystal membrane distillation.

采用天然碳酸钙中和烟气吸收酸性废水，研究中空纤维结晶膜蒸馏技术对中和后废水处理的效果。

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This paper introduced technical status and prospect of removing calcium from crude oil, and compared on above-mentioned technic.

介绍了国内外原油脱钙工艺技术的现状及进展，并对各种脱钙工艺进行了比较。

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Edible Wild Herbs of Cat Pow contains renieratene, vitamin, protein, fat, sugar, crude fiber, potassium, calcium, magnesium, pterosin, acetyl-pterosin, bilineurine , sterine and other 18 amine acids.

蕨菜嫩叶含胡萝卜素、维生素、蛋白质、脂肪、糖、粗纤维、钾、钙、镁、蕨素，蕨甙、乙酰蕨素、胆碱、甾醇此外还含有18种氨基酸等。

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