bag pressure gauge

例句：

1. 1. The bag pressure gauge is used to measure the pressure in a bag.
   袋压表用于测量袋子内的压力。
2. 2. The engineer installed the bag pressure gauge to monitor the pressure inside the container.
   工程师安装袋压表来监测容器内部的压力。
3. 3. The bag pressure gauge was used to detect any leaks in the bag during testing.
   袋压表在测试中被用来检测袋子中的任何泄漏。