vacuum gauge pipe

例句：

1. 1. The vacuum gauge is used to measure the pressure in the vacuum chamber.
   真空计用于测量真空腔室中的压力。
2. 2.The vacuum gauge pipe is essential for maintaining the cleanliness of the vacuum system.
   真空计管对于保持真空系统的清洁至关重要。
3. 3.The vacuum gauge pipe was damaged during the installation process, causing a significant loss of vacuum pressure.
   在安装过程中，真空计管受损，导致真空压力显著下降。