水化合物
- 与 水化合物 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dye s red.
酸是一种化合物,它在溶于水时具有强烈的气味和对金属的腐蚀性,并且能够使某些蓝色植物染料变红。
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According to the experience of the research of the indoles alkaloid, we designed a series of novel compounds which contained indoles heterocyclic as the flat aromatic group, benzyloxy substituent at indoles 6 site as the nonhydrophilic group tail, carboxylic derivatives and TZDs bioisosterism substituent at indoles 2 site or 3 site as the hydrophilic group head.
于是根据我们课题组多年来对吲哚生物碱研究的经验,我们设计了以吲哚作为中间平面芳环体系,6位连接苄氧基作为疏水尾部,2位或3位连接羧酸及其衍生物、噻唑烷二酮及其电子等排体的一系列化合物。
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Effects of different extraction modes, extraction time, pressure and temperature on the extraction yield of onion essential oil and sulphur concentration were investigated,and the different extraction solvents and extraction times were researched in liquid-liquid extraction procedure. The optimal conditions of extraction of onion essential oil with subcritical water were static extraction, 100~150℃sequential program temperature increasing extraction for 30min, 5MPa, petroleum ether as extraction solvent for two times.
考察了提取方式、提取时间、温度、压力对洋葱精油的提取得率及含硫化合物浓度的影响,并对液液萃取中溶剂的种类和萃取次数进行了研究,得到了洋葱精油的亚临界水提取最佳工艺:静态提取、提取时间30 min,压力5 MPa,100~150 ℃的连续程序升温,石油醚为萃取溶剂,萃取2次。
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By studying the effects of mole rate of AlCl3-MEIC and fragrant chemical compound and dewater agent, electroplating aluminium bath of AlCl3-MEIC room temperature melt salt was prepared, and silvery white metallic luster , pre-pressing smooth aluminium layer is electroplated on NdFeB magnet from this solution.
4研究了AlCl_3和MEIC的摩尔比、芳香化合物及除水剂对室温熔盐电镀的影响,制备了AlCl_3-MEIC室温熔盐电沉积铝溶液,并从该溶液中电镀出了具有银白色金属光泽、致密光滑的铝镀层。
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Any of various powdery or scaly reddish-brown or reddish-yellow hydrated ferric oxides formed on iron and iron-containing materials by low-temperature oxidation in the presence of water.
铁锈:粉末状或鳞状的红褐色或黄褐色的水气含铁化合物。由于遇水而在铁上或含铁材料上低温氧化而成
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A corrosive action on metals, and the ability to turn certain blue vegetable dyes
酸是一种化合物,它在溶于水时具有强烈的气味和对金属的腐蚀性,并且能够使某些蓝色植物染料变红。
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Corrosive action on metals, and the ability to turn certain blue vegetable dyes
酸是一种化合物,它在溶于水时具有强烈的气味和对金属的腐蚀性,并且能够使某些蓝色植物染料变红。
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Taste, a corrosive action on metals, and the ability to turn certain blue
酸是一种化合物,它在溶于水时具有强烈的气味和对金属的腐蚀性,并且能够使某些蓝色植物染料变红。
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The BMW Z Cryo is one concept car that has enough punch to roar across the autobahns at insane speeds and at the same time not emit a gram of carbon dioxide or any other gas except water from it's tailpipes.
宝马Z Cryo是一款概念车,它速度极快可以在高速路上风驰电掣般的驰骋,与此同时它还具有很好的环保性能,除了水之外它不会产生一丁点儿碳氧化合物或者是其他任何气体。
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Vitamin B complex Water-soluble organic compounds with loosely similar properties, distribution in natural sources, and physiological functions.
quot;维生素B复合体:性质、自然资源分布、生理功能有点类似的一些水溶性有机化合物。
- 推荐网络例句
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For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether
年美国个人破产法的一个改动使得破产登记急速下降,而后引起了信用卡大规模的亏损。
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Eph. 4:23 And that you be renewed in the spirit of your mind
弗四23 而在你们心思的灵里得以更新
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Lao Qiu is the Chairman of China Qiuyang Translation Group and the head master of the Confucius School. He has committed himself to the research and promotion of the classics of China.
老秋先生为中国秋阳翻译集团的董事长和孔子商学院的院长,致力于国学的研究和推广。