-
1.The engineer used a piston type pressure gauge to measure the air pressure in the chamber.
工程师使用一个活塞式压力表来测量腔体内的气压。
-
2. The technician replaced the piston type pressure gauge with a new one.
技师用一个新的活塞式压力表替换了旧的。
-
3.The manufacturer recommends using a piston type pressure gauge for accurate readings.
制造商推荐使用活塞式压力表进行准确的读数。