nitrogen balance

常见例句

What you can do is try to maintain nitrogen balance.
你能做的就是尽量保持氮平衡。
Any attempt to restore the nitrogen balance on our planet requires far more understanding than we now have of how nitrogen moves through the environment.
任何试图去保持氮平衡的尝试都需要我们更多地去了解氮元素是如何在地球上循环的。
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And the purpose of nutritional support is to keep nitrogen balance , strengthen the cellular metabolism , improve tissue functions and speed up habilitation of cerebral patients.
营养支持的目的是维持氮平衡、维护细胞代谢、改善组织器官（包括脑组织）功能，促进脑血管病人的康复。
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But, as you know, air is only 20% oxygen, the balance being nitrogen.
但是你知道空气中只有20%的是氧气，大部分的是氮气。
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In addition to potassium (Potash), nitrogen, and phosphate are the other two ingredients, in proper balance, necessary to increase crop output and promote overall health of plants.
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