查询词典 ammonia

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。

As we all know, water and ammonia are easy to form hydrogen bonds.

众所周知，水和氨都容易形成氢键。

Different ending time of ammonia water feeding was found to obviously affect PHB production in the fermentation process.

PHB发酵过程中不同的停氮时间对PHB的发酵指标有明显的影响。

The composition of Jupiter is 75% hydrogen and 25% helium by mass, with traces of ammonia, water and methane.

木星的组成是75％，氢和氦25％的质量与氨，水和甲烷的痕迹。

However, a constant flow system can enhance ammonia levels in the water, allowing for better nitration and higher growth rates.

不过，源源不断系统能提高在水中的氨的水平，以更好地硝化和较高的增长率允许。

Add a small amount of ammonia to the water that has been heated, and place your diamond earrings at the bottom for 1 minute.

添加少量的氨对已加热的水，并将其放置在1分钟，底部的钻石耳环。

The study is about a single stage ammonia/water absorption refrigeration system.

本文对一套功率为2kW的单级氨水吸收式制冷实验装置进行了研究。

Poly is synthesized by the directly reaction of maleic anhydride and ammonia in water.

以顺丁烯二酸酐和浓氨水为原料采用直接液相聚合的方法合成了聚天冬氨酸。

In another approach, we found GlcNAc was degraded by I2 and ammonia water.

而在这个部份，我们成功合成出氮醣分子骨架。

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。