查询词典 ammonia process

SnO2/kaolin composite was prepared from SnCl2 and kaolin as raw materials by alcoholysis and ammonia.

以氯化亚锡和高岭土为原料，通过醇解，氨解反应，制备了纳米SnO2/高岭土复合材料。

Alkalify dried resin with 10- 12ml ammonia water,lay it

用氨水 10 －12 ml碱化，闷置20 min后挥散多余NH3。

Oxidation of methane increases the amount of OH and HO2 radicals which catalyse ammonia into amidogen and enhance the SNCR reaction at lower temperature.

在SNCR反应中加入CH4，其氧化反应使得OH和HO2等基元含量增加，激发了NH3形成NH2，在较低温度下促进了SNCR反应，减少了氨泄漏。

04 Nm,respectively,were used as catalysts prepared by impregnation for amination of monoethanolamine with ammonia,and their structures were characterized.

以3种具有纳米晶相结构的丝光沸石为原料，采用浸渍法制备了乙醇胺胺化反应的催化剂，并表征了催化剂的结构，考察了丝光沸石结晶度和晶粒尺寸对胺化催化反应的影响。

Pertaining to or characteristic of an ammine (an inorganic coordination compound of ammonia and a metallic salt).

与氨络物有关的或有其特性的（由氨和金属盐构成的无机物）。

A trace of ammonia in water.

在水中有氨的迹象。

Accumulation of ammonia in water environment has induced serious deterioration to the quality of water environment.

水环境中氮元素的大量积累导致了水环境质量的严重恶化，采用有效的防治措施化解这一危害，是目前亟待解决的问题。

To make your own jewellery cleaning solution, mix one part ammonia to six parts water.

使自己的珠宝清洁液，其中部分组合为六个部分氨气水。

The results showed that the compound microorganism preparation improved water quality and decreased significantly the ammonia nitrogen in water.

试验表明，复合微生物制剂对改善水质，降低水体中的氨氮具有明显作用。

Test the water for ammonia, nitrates and pH.

测试的水，氨，硝酸盐和pH值。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。