- Noun
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1. nitrogen in a liquid state
- 1. The effects of liquid-nitrogen cryogenic treatment on the magnetic properties are studied.
- 研究了烧结钕铁硼永磁体经液氮冷处理后的磁性能变化规律。
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- 2. Purchase and manage the liquid Nitrogen according to the regulation strictly.
- 严格按公司规定采购和管理液氮。
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- 4. Simple heat-capacity economical analysis and calculation of liquid nitrogen are conducted.
- 同时对液氮冻结能力进行了粗略的热力经济分析与计算。
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