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- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- nitrogen blance 氮平衡
- 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。
- Most say they want "un blanc" (a white). 大部分人都要求对方是白人.
- I finally made it to the summit of Mont Blanc. 我最终登上了勃朗峰峰顶。
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- Mont Blanc is the highest peak in the Apls. 勃朗峰是阿尔卑斯山脉中最高的山峰。
- Mont Blanc, the highest peak in Western Europe. 白朗峰是西欧最高的山峰。
- 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。
- I climbed Mount Blance in Switzerland with my friend. 在瑞士我跟朋友爬过勃朗峰。
- These characteristicses can make body metabolism well and blance. 能够帮助人体代谢，维持平衡。
- To develop 1000 mu forest nets in order to keep blance of nature. 多层次沙产业开发项目的建设，能够充分利用沙滩资源，发展沙产业，更好地丰富城乡居民的“菜蓝子”培育新的增长点，为“再造金昌”，发展生态农业和“两高一优”农业奠定了良好的基础。
- Nitrogen forms about four-fifths of the atmosphere. 氮约佔大气的五分之四。
