diaphragm type gas meter

例句：

1. 1.The new diaphragm typegas meter is more accurate than theold one.
   新型的隔膜式气体流量计比旧的更准确。
2. 2. The engineer installed thediaphragm type gasmeter in the factory's main pipeline.
   工程师在工厂的主管道中安装了隔膜式气体流量计。
3. 3. The diaphragm type gas meter was used tomonitor the gas consumption in the industrial plant.
   隔膜式气体流量计被用来监测工业工厂的气体消耗。