...p vein open cum dextrose 5% in water]用5%葡萄糖液维持静脉通道 environmental life-support system 释义：环境生命维持系统 retaining plate 释义：维持板 ..
双语例句
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Objective To deal with the mass optimization of thermal control system as well as environmental control and lifesupportsystem(ECLSS) of manned spacecraft.