查询词典 ammonia

Methods: Uses the atomic absorption flame law immediate determinant, simultaneously when sample digestion has used the strong ammonia water precipitation, also uses the 250 ml kelvin nitrogen bottle digestion law.

采用原子吸收火焰法直接测定，同时在样品消化时采用了浓氨水沉淀，又用250 ml凯氏氮瓶消化法。

Since about 1960,the leading route to acrylonitrile has been by catalytic reaction of propylene with ammonia and air.

大约从1960年起，获得丙烯腈的主要技术路线一直是利用丙烯与氨水和空气的催化反应。

The reaction mixture was cooled to 10 °C and excess liquid ammonia added to form the acyclic carbamate 13 in 95% yield.

在反应混合物冷却到10 ° C和过剩的液氨补充，形成环氨基甲酸酯类13 95 ％的产量。

The hydroxyl amino acid has been replaced, the resulting compounds can also be regarded as ammonia hydrogen has been replaced by acyl derivatives.

羧酸中的羟基被氨基取代后，生成的化合物，也可看作是氨的氢被酰基取代的衍生物。

The COD,ammonia nitrogen and turbidity of secondary effluent can be farther removed by aerated filter and the reclaimed water qualities are improved.

好气滤池同时具有普通滤池和曝气生物滤池的优点，能对二级出水中的COD、氨氮和浊度等指标进一步去除，提高再生水水质。

Aerobic filters have the advantages of both common filters and biological aerated filter. The COD, ammonia nitrogen and turbidity of secondary effluent can be farther removed by aerated filter and the reclaimed water qualities are improved.

好气滤池同时具有普通滤池和曝气生物滤池的优点，能对二级出水中的COD、氨氮和浊度等指标进一步去除，提高再生水水质。

The end of 2007, the company works to professional cleaning service to be extended, with mechanical cleaning technology, central air conditioning cleansing purification project, the robot air duct cleaning, washing of the widely used chemicals, petroleum, petrochemical, oil tank, metallurgical, power, Light industry, printing and dyeing, paper making industries such as equipment boiler, heat exchange, condenser, compressor, ammonia cooler, Air Preheater, equipment Jacket, central air conditioning, heating systems portfolio, and large complete sets of equipment, etc.

07年底，公司业务向专业清洗工程服务扩展、拥有机械清洗技术、中央空调清洗净化工程、机器人风管清洗等，清洗范围广泛应用于化工、石油、石油化工、储油罐、冶金、电力、轻工、印染、造纸等行业的设备（锅炉、热换器、冷凝器、空压机、氨冷机、空预器、设备夹套、中央空调、采暖组合系统、大型成套装置等）清洗和中央空调系统的清洗。

Seriously polluted, and can dilute ammonia solution (1 part ammonia red 20 parts water) in the organic acids and fruit juices, and then wash with soap.

严重污染，并能稀氨水（1份氨水20份水红色的有机酸和果汁），然后用肥皂清洗。

According to the invention half the ammonium is converted into nitrite, yielding an ammonia and nitrite-containing solution, and in the second step the nitrite is used as oxidant for the ammonia.

根据本发明，一半的铵转化成亚硝酸盐，产生含氨和亚硝酸盐的溶液，且在第二步骤中，亚硝酸盐用作氨的氧化剂。

In the past the detergent solution should join the amount of ammonia (4 solution according to add 1) to remove ammonia.

陈迹应在洗涤剂溶液里加入适量的氨水（按4份溶液加1份氨水）来去除。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。