concentrated acid的例句大全

Bromocyclohexane was synthesized from potassium bromide and cyclohexanol in the presence of concentrated acid in water.

以溴化钾和环己醇为原料,在浓硫酸存在条件下,以水为溶剂合成溴代环己烷.

The process of concentrated acid which produced using direct method started in the former Soviet Union.

直硝法生产浓硝酸工艺源至前苏联.

To analyze the status of supply & demand, price and imports & exports of Concentrated acid.

分析浓硝酸的市场供需情况 、 价格及进出口情况.

The material selection, development and industrial test of LSB 200-22 concentrated acid pump are described.

介绍了LSB200-22 型浓酸泵的选材 、 研制和试用等情况.

Thermal and thermo-oxidative degradation of chitin with ammonium nitrate, ammonium sulfate and concentrated acid were studied.

讨论了硝酸铵 、 硫酸铵和浓硫酸对自制甲壳素热降解和热氧化降解过程的影响.

The main equipment such as stainless steel converter, fire tube boiler, main blower and concentrated acid pumps were made at home.

主要设备，如不锈钢转化器、火管锅炉、主鼓风机、浓硫酸泵等均为国产。

Active carbon was prepared from rice hull, which was treated with concentrated acid.

采用稻壳为原料,使用浓硫酸炭化活化稻壳方法制备稻壳活性炭.

The corrosion reason and countermeasure of concentrated acid pump in Guixi Smelter is discussed.

介绍贵溪冶炼厂浓酸泵部件腐蚀失效的原因及防护措施.

It is found that the new solid catalyst was more effective than concentrated acid.

结果表明新型的催化剂催化效率要远远高于浓硫酸,且产品性能优异,质量稳定.

Traditional ketalization and esterification reactions are usually catalyzed by concentrated acid in industry.

传统的缩酮化、酯化反应工业上多采用浓硫酸作催化剂.

The corrosion reason and countermeasure of concentrated acid pump in Tanggang smelter is discussed.

研究唐钢冶炼厂浓酸泵部件腐蚀失效的原因,从工艺改进、部件防护几方面实施防护措施,延长设备的使用寿命.

For decolorization and concentration, diluted phytic acid was treated with activated carbon and stirred for 30 ￣ 60 minutes, Under a temperature of 30 ￣ 50 ℃ and reduced pressure, the decolorized phytic acid solution was concentrated to a light yellow and stringy liquid.

脱色浓缩的理想条件为稀植酸加入0.5%～1.5%活性炭搅拌30～60min，脱色液控制温度30～50℃减压浓缩至淡黄色粘稠状。

Firstly, cerium carbonate react with acetic acid, then concentrated and crystallized, finally, after thermal decomposition of the resultant at 1000 ℃, the pure ceria polishing powders which medium particle size reach to be 0.47 μ m were firmed.

用碳酸铈作原料，经过醋酸溶解，浓缩结晶得到水合醋酸铈，再在1000℃煅烧可得到中位粒径为0.47μm的高纯度氧化铈抛光粉。

The author expounds why concentrated sulfuric acid has oxidization by the view of ionic polarization and believes that dilute sulfuric acid had also oxidization, then analyses the different oxidization between concentrated and dilute sulfuric acid.

用离子极化的观点阐明浓硫酸具有强氧化性的原因，同时指出稀硫酸亦具有氧化性，在此基础上，分析了浓稀硫酸氧化性的不同。

Application of stainless pipeline with anodic protection in concentrated sulfuric acid

带阳极保护不锈钢管道在热浓硫酸介质中的应用

Design& operation of anodic protection cooler for concentrated sulfuric acid

阳极保护浓硫酸冷却器的设计与运行

HCl-H2O solution system is a solution with highest permanent boiling point and it is difficult to get the concentrated hydrochloric acid solution at the top of the tower through simple distillation.

HCl-H2O溶液属于具有最高恒沸点的溶液，通过简单蒸馏，不能在塔顶得到浓缩的盐酸溶液。

Experimental study on production of enriched superphosphate with thickened sludge acid from concentrated WPA

以浓缩磷酸的浓密渣酸制取富过磷酸钙的实验研究

on antiseptic treatment of steel tower under high temperature and highly concentrated sulfuric acid environment

高温、高浓度硫酸环境下的钢塔防腐处理

Through choosing citric acid complexant and other auxiliaries, the experimental was carried on treatment of high concentrated H_2S refinery acidic gas by ferric citrate.

通过选择柠檬酸配位剂和其它助剂，研究了柠檬酸铁处理高浓度硫化氢炼厂酸性气体。