level gauge for evaporator

例句：

1. 1. The level gauge on the car dashboard is used to check the height of the engine.
   汽车仪表盘上的水平仪用来检查发动机的高度。
2. 2. The engineer used a level gauge to ensure the wall was perfectly level.
   工程师使用水平仪确保墙壁完全水平。
3. 3. The construction crew used level gauges to measure the accuracy of their work.
   建筑工人使用水平仪测量他们工作的准确性。