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- Denitrification is a microbial process in which oxidized nitrogen compounds are used as alternative electron acceptors for energy production. 摘要反硝化是微生物以氮氧化物作为电子受体产生能量的过程。
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- oxidizable nitrogen 可氧化氮
- On the Reaction between Nitrous oxide Nitrogen dioxide Sodium peroxide 过氧化钠与一氧化氮、二氧化氮反应探究
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- Determination of content of oxidizable compounds. 标准/规范英文名： Pure adipic acid.
- Nitrogen is the most commonly used gas. 氮气是最常用的气体。
- Sample gas tubes are flushed with nitrogen. 采气管得用氮气吹扫。
- The main reservoir of nitrogen is the atmosphere. 氮的主要蓄存库是大气层。
- What is the percentage of nitrogen in air? 空气中所含的氮的比例是多少?
- Fast neutrons are also captured by nitrogen. 快中子也可以被氮吸收。
- Nitrogen forms four-fifths of the atmosphere. 氮气占空气的五分之四。
- Nitrogen forms about four-fifths of the atmosphere. 氮约佔大气的五分之四。
- What is the content of the crude nitrogen. 污氮的含氧量是多少?
- Do not store near acids, heat or oxidizable materials. 不能储存近酸类、易燃或易氧化的化学类物品。
- Is a nitrogen atmosphere needed for hand soldering? 手工焊接需要使用氮气吗?
- Carotenoids were highly oxidizable and unstable compounds. 类胡萝卜素是非常易氧化,不稳定的化合物。
