俯卧位通气改善气体交换——机制如何？
肺的主要功能是气体交换。
用于需要气体交换的悬浮生物或样品血样。
Apply to handle suspension organism needing air exchange or blood sample.
气体交换：有关对流与扩散的物理学基础。
Gas exchange: The essential physics of convection and diffusion.
气管内气体吹入通气对气体交换效能的影响。
The Effect of Tracheal Gas Insufflation on Gas Exchange Efficiency.
呼吸突然停止，机体不能进行有效的气体交换。
Respiration suddenly ceases, the body is unable to exchange gas effectively.
气体交换：氧气与二氧化碳在血、气中的关系。
Gas exchange: The relationship of O2 and CO2 in gas and blood.
气孔运动调节植物与环境之间气体和水分的交换。
Stomatal movement is important for plants to exchange gas with environment.
气孔运动调节植物与环境之间气体和水分的交换。
Stomatal movement is important for plants to exchange gas with environment.
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