Nitrogen monoxide (no) as a vasoactive peptide with many kinds of biological activity is an important regulatory factor for the self-regulation of eye vessels.

一氧化氮(NO)是具有多种生物活性的血管活性物质，是眼部血管自我调节的一个重要调节因子。

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Distributive characteristics of nitrogen monoxide (no) in spinal cord suggest that adjustment on low sympathetic nerve of rats with cirrhosis is not different from that of the normal.

一氧化氮在脊髓节段的分布特性可能说明肝硬化大鼠在低级交感神经的调控上与正常无差异。

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Besides, while in use, the infrared combustion apparatus basically generates no carbon monoxide, and the probability of generating nitrogen oxides is basically zero.

此外，在使用该红外线燃烧装置时，基本上不会产生一氧化碳，并且氮氧化物生成的几率基本上为零。

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Fuel cells offer several advantages: they do not have moving parts and there is no burning involved, so there are negligible emissions of environmentally harmful gases like nitrogen, sulfur oxide and carbon monoxide.

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