LDMT 释义：[=low dose maintenance treatment]低剂量维持治疗 maintain nitrogen 释义：维持氮 MSVC 释义：[=maximal sustained ventilatory capacity]维持最大通气量 ..
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What you can do is try to maintain nitrogen balance.
你能做的就是尽量保持氮平衡。
Nitrogen is the inert gases, low expansion coefficient, not easily with the environmental temperature rise for a long time, can maintain normal tire pressure, greatly reduce the flat tire.
氮气是惰性气体，膨胀系数低，不轻易随环境温度上升而上升，可较长时间维持正常胎压，大大降低爆胎几率。
A burner management system and a combustion control system are used to maintain low Nitrogen oxide and Carbon Dioxide emissions which are major environmental concerns.
燃烧器管理系统和燃烧器控制系统用于保持氧化氮和二氧化碳的低排放量，减少对空气的污染。
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