deadweight piston pressure gauge

例句：

1. 1. The engineer used a deadweight piston pressure gauge to measure theair pressure in the chamber.
   工程师使用一个死重活塞压力计来测量腔室中的气压。
2. 2. The deadweight piston pressuregauge was used to monitor the fluid levelin the tank.
   死重活塞压力计被用来监测油箱中的液位。
3. 3. The deadweight piston pressure gauge was crucial forensuring the safety of the machinery.
   死重活塞压力计对于确保机械的安全至关重要。