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- In the water phase, benzotrichloride was condensed with resorcin by th e catalysis of mix acid to form intermediate 2,4-dihydroxybenzophenone. 用混和酸作催化剂,三氯甲基苯和间苯二酚在水相中缩合成中间体2,4-二羟基二苯基甲酮。
- Anticorrosive construction of acid pickling bath,material selection,anticorrosive design,preparation of grass roots,match of material,construction of FRP under mix acid condition are introduced. 本文介绍了酸洗槽的防腐蚀施工,在混酸介质条件下的材料选择、防腐蚀设计、基层处理、配料和玻璃钢施工,针对防腐蚀施工中出现的技术问题进行了分析和解决。
- Mixed acid should be allowed to flow for 1 minute in order to flush the pipesand cooling system. 应让混酸流一分钟,以便冲洗管道和冷却系统。
- Mixed acid should be allowed to flow for 1 minute in order to flush the pipes and cooling system. 应让混酸流一分钟,以便冲洗管道和冷却系统。
- In the paper,the influencing on the stability of mixed acid milk were studied and the orthog onal experiment were made. 对影响调配酸乳饮料稳定性的因素进行了研究,通过正交试验确定稳定剂的最佳复配配比以及最佳的生产工艺。
- The catalyst is formed by mixing acid amide and oil of vitriol according to a certain proportion. 该催化剂是由酰胺和浓硫酸按一定比例混合组成。
- One kind of lubricity improver for low sulfur diesel was synthesized by low cost raw materials, such as unsatu-rated mixed acid and polyol. 采用不饱和混合酸和多元醇等低成本原料合成出一种低硫柴油润滑性能改进剂,并对其润滑性能、兼容性、腐蚀性、水反应和低温性能进行了评价。
- It is studied that the mechanism of extracting potassium from the potassium-rich shale sample in Caoyang using sulfuric-fluoric mixed acid. 本文对朝阳地区的富钾页岩矿样在硫-氟混酸作用下浸出提钾的反应机理进行了系统的研究。
- Don't mix up this pair of synonyms. 别把这两个近义词混淆了。
- The functional modification of multiwall carbon nanotubes (MWCNTs) is obtained by mixed acid and thionyl chloride treatment. 采用混酸和二甲亚砜对碳纳米管进行官能化修饰,实验发现经化学修饰后对多壁碳纳米管膜的电学性质有明显影响。
- The performance of the second stage acidulation process of Qin Ping phosphate rock with mixed acid of sulphuric acid and phosphoric acid was studied. 采用四川清平磷矿,研究了硫磷混酸分解磷矿第2阶段的酸解反应特性。
- He finds it hard to mix at parties. 他感到很难在聚会上与人攀谈。
- The stilled acid in germanium chloride stilling system was analysed. The mixed acid and the lower content germanium could be recycled. 对锗的氯化蒸馏系统所产生的废酸进行分析,使之含有的混和酸和微量锗得以充分利用和回收。
- The old man decided not to mix in politics. 那位老人决定不参与政治。
- Pink and blue mix well together. 粉色和蓝色在一起很协调。
- The isomer ratio of o-MNT to p-MNT,the degree of dinitration and the ratio of 2,6-DNT to 2,4-DNT have been investigated in the mononitration product of toluene by mixed acid. 通过改变反应条件,研究了硝硫混酸硝化剂对甲苯一段硝化产物的邻对异构体比例、二硝化程度及2,6-二硝基甲苯与2,4-二硝基甲苯生成比例的影响。
- The objective of this work is to determine the conditions for sepa rating Co2+ and Cu2+ from Ni2+ in mixed acid(HCl-H2SO4) with N235(Alamine 336)as an extractant. 本文研究用N_(235)(混合三脂肪胺)作萃取剂;从含有Ni~(2+)”;Co~(2+)和Cu~(2+)的混酸(HCl-H_2SO_4)溶液中有效地萃取分离各金属离子的条件.
- In my job, I mix with all sorts of people. 我在工作中常和各种人打交道。
- Diacetone acrylamide was synthesized with acrylonitrile and acetone as raw material and with trifluoroacetic acid and concentrated sulfuric mixed acid as catalyst. 以丙烯腈和丙酮为原料,探索以三氟乙酸和浓硫酸组成的混酸作催化剂合成双丙酮丙烯酰胺工艺。
- I love to mix with people chaste in mind. 我喜欢与思想纯洁的人来往。