Nitric oxide (NO) content in pulmonary tissues was determined using nitrate enzyme reduction method.
同时用硝酸还原酶法测定肺动脉组织一氧化氮(NO)含量。
Objective: nitrate automatic reduction device has been studied according to national standard method, and this device is used to detect nitrate in vegetables.
目的：根据国标方法研制硝酸盐自动还原装置，并用于蔬菜中硝酸盐的测定。
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