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- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- The house is regularly spraying with DDT. 房屋是定期用DDT喷洒。
- 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。
- Spraying nitrogen 喷施氮肥
- A perforated nozzle for spraying water from a hose or sprinkling can. 莲蓬式喷嘴一种使水从管子或喷水壶里喷洒出来的有孔的喷嘴
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- A liquid medication applied by spraying. 喷雾剂喷雾的液体制剂
- 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。
- Jinan Hongtai Spraying Equipment Co., Ltd. 济南鸿泰喷涂设备有限公司。
- The main reservoir of nitrogen is the atmosphere. 氮的主要蓄存库是大气层。
- Insecticide spraying in gardens and to trees. 喷洒农药、杀虫剂。
- What is the percentage of nitrogen in air? 空气中所含的氮的比例是多少?
- EHighly humidifying water spraying function. 高度雾化的喷水功能。
- Fast neutrons are also captured by nitrogen. 快中子也可以被氮吸收。
- L-1 was the optimal spraying concentration of. L-1为最佳喷施浓度。
- Nitrogen forms four-fifths of the atmosphere. 氮气占空气的五分之四。
- Spraying of dryer of papermaking and axle. 造纸烘缸、轴类的喷涂。