含氮的河水帮助藻类植物的生长。
The water that has nitrogen still in it supports the growth of algae.
在环境方面人们关注的一个主要问题是地表和地下水中含氮量的增加。
A major environmental concern is increase of nitrogen in both surface and subsurface waters.
存在于rna而非dna中的一种含氮碱基。
Uracil a nitrogenous base that is found in RNA but not in DNA.
研究成果可为沸石法处理含氨氮废水的进一步研究提供一定的理论依据。
Those results can afford the theoretical foundation for development of the treatment technology by...
研究成果可为沸石法处理含氨氮废水的进一步研究提供一定的理论依据。
Those results can afford the theoretical foundation for development of the treatment technology by...
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