flue gas measurement

例句：

1. 1. The factory uses a flue gas measurement device to monitor the emissions from its chimney.
   工厂使用一个烟气测量设备来监测其烟囱的排放。
2. 2. The engineer conducted a combustion gas measurement to ensure that the furnace was operating efficiently.
   工程师进行了燃烧气体测量，以确保炉子运行高效。
3. 3. The company is required to comply with regulations on exhaust gas measurement and emission control.
   公司必须遵守排放气体测量和排放控制的规定。