bubblemeter

例句：

1. 1.The bubblemeter was used to measure the pressure in the gas tank.
   气泡计用于测量气体罐内的压力。
2. 2. The engineer used the bubblemeter to check the integrity of the pipeline.
   工程师使用气泡计检查管道的完整性。
3. 3. The bubblemeter showed that the water level was slightly above the mark.
   气泡计显示水位略高于标记。