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- carbonic acid derivative 碳酸衍生物
- SELENIUM CATALYZED CARBONYLATION TO CARBONIC ACID DERIVATIVES 硒催化羰基化反应合成碳酸衍生物
- An amino - acid derivative of galactose. 半乳糖胺半乳糖的一种氨基酸衍生物
- To remove carbon dioxide or carbonic acid from. 人工加入二氧化碳的起泡饮料。
- Manganese dioxide, carbonic acid manganese processing and sales. 二氧化锰,碳酸锰加工销售。
- Carbonic acid can be made into dyes and disinfectants. 石炭酸可作染料、消毒剂等的原料。
- The midpoint and equivalence point for carbonic acid are much higher. 碳酸的中点和等量点高得多。
- Carbonic acid is formed when water absorbs carbon dioxide. 当水吸收二氧化碳时,即产生碳酸。
- When carbon dioxide dissolves in water itforms carbonic acid. 二氧化碳在水中溶解后会形成碳酸。
- Organic germanium poly acid derivative could prevent the decline of spleen weight. 且有机锗多酸衍生物可防止荷瘤鼠脾脏重量的下降。
- The ore was heated in the kilns to drive off water and carbonic acid gas. 矿石被放入窑里加热,蒸发掉水和碳酸气。
- carbonic acid derivatives 碳酸衍生物
- A rising carbonic acid level means a more acidic ocean. 上升的碳酸浓度意味着海水的酸度越来越高。
- As a kind of green scale inhibitor,polyaspartic acid derivative is synthesized by using L-aspartic acid and triethanolamine in acid-catalyzing. 采用磷酸作催化剂,以L-天冬氨酸热聚合,再与三乙醇胺化合的方法合成了一种不含磷的环保型阻垢剂聚天冬氨酸衍生物。
- Disclosed is a composition for treatment of external secretion disorders comprising, as an active ingredient a fatty acid derivative. 本发明公开了一种包含作为有效成分的一种脂肪酸衍生物、用于治疗外分泌障碍的组合物。
- These two amino acids derive their carbon skeletons from pyruvate. 这两个氨基酸从丙酮酸获得它们的碳架。
- It also analysed the principles,the route and technology of synthesis methods,and clarified the new preparation process of two typical aliphatic acid derivative. 具体阐述了两种典型的脂肪酸衍生物脂肪酸甲酯和脂肪酸甲酯磺酸钠的合成新工艺。
- In the case of carbonic acid, the ionization constant of ??is much smallar than the ??for acetic acid. 至于碳酸,电离常数为?岜却姿岬牡缋氤J??嘈〉亩唷?/UK>
- Falling raindrops absorb some CO2 from the atmosphere, creating very dilute carbonic acid. 雨水也能从大气中吸收一些CO2,从而形成浓度很低的碳酸。
- Carbon acid is particularly familiar to us in the form of soda water. 汽水中就有碳酸。我们对碳酸的这种形式很熟悉。