There are two pleurae in the chest cavity and their job is to protect and cushion the lung by secreting fluid that allows the lung to move smoothly within the chest cavity when breathing.
胸腔两层胸膜，它们通过分泌液体保护和缓冲肺脏使得肺可以随呼吸在胸腔里平稳的运动。
The adapter also includes a check valve to control fluid flow and provides a hydraulic cushion feature.
该适配器还包括一个单向阀来控制流体流动提供了一个液压缓冲功能。
The adapter also includes a check valve to control fluid flow and provides a hydraulic cushion feature.
该适配器还包括一个单向阀来控制流体流动提供了一个液压缓冲功能。
应用推荐