liquid level gauge with lining

例句：

1. 1. The engineer used a liquid level gauge to check the level of the oil in the tank.
   工程师使用液体水平计检查油箱中的油位。
2. 2. The chemical plant uses a liquid level gauge to monitor the level of its chemicals.
   化工厂使用液体水平计监测其化学品的水平。
3. 3. The doctor inserted a liquid level gauge into the patient's bloodstream to check for any abnormalities.
   医生将液体水平计插入患者的血液中以检查任何异常情况。