positive nitrogen equilibrium 正氮平衡
nitrogen equilibrium index 氮平衡指数
nitrogen equilibrium test diet 氮平衡试验膳食
And I'm going to ask, after I reach equilibrium, what is the partial pressure of nitrogen hydrogen and ammonia?
我想问，当达到平衡后，氮气，氢气和氨气的分压，分别是多少？
In order to translocate N efficiently within plant and maximize growth, the relationship between nitrogen nutrition and the cost of C, photosynthesis, and water equilibrium were discussed.
讨论了植物的氮（N）素营养过程与C的消耗关系、光合作用与N投入的关系、水分平衡与植物的N素营养的关系。
The methods and results to realize the triple points of argon, oxygen and nitrogen in a cryostat and those of equilibrium hydrogen and neon in a mini-refrigerator are described.
本文介绍用密封式三相点容器在液氮做冷介质的恒温器中复现氩、氮与氧三相点和在微型致冷机中复现氖与平衡氢三相点的方法和结果。
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