combined pressure gauge

例句：

1. 1.This combined pressure gauge is used to measure the pressure in different parts of the pipeline.
   这个组合压力表用于测量管道不同部位的压力。
2. 2. The engineers used a combined pressure gauge to check the integrity of the pipeline.
   工程师们使用组合压力表来检查管道的完整性。
3. 3. The technicians carefully checked the readings on the combined pressure gauge before making any adjustments.
   技术人员在做出任何调整之前，仔细检查了组合压力表上的读数。