spring bellows gauge

例句：

1. 1. Theengineer used a spring-type bellows gauge to measure the air pressure inthe engine.
   工程师使用弹簧式风箱测压计来测量发动机内的空气压力。
2. 2. The spring-operated bellows gauge was easy to use and accurate.
   弹簧操作的风箱测压计易于使用且准确。
3. 3. The spring-typebellows gauge is commonly used inindustrial settings to monitor gas flow.
   弹簧式风箱测压计常用于工业环境中，用于监测气体流量。