discharge gauge

例句：

1. 1. The engineerused a discharge gauge to measure the amountof water flowing through the pipeline.
   工程师使用一个排放量表来测量通过管道的水量。
2. 2. The doctor used a discharge gaugeto monitor the patient's condition aftersurgery.
   医生使用一个排放量表来监测病人在手术后的状况。
3. 3. Theengineer used a discharge gaugeto ensure that the equipment wasoperating at its maximum capacity.
   工程师使用一个排放量表来确保设备在其最大容量下运行。