gas-pipe muffler

例句：

1. 1. The engineer used a gas pipe muffler to reduce noise during the installation process.
   工程师使用了一个煤气管消音器来减少安装过程中的噪音。
2. 2.The construction site was equipped with several gas pipe mufflers to protect workers from harmful fumes.
   施工现场配备了几台煤气管消音器，以保护工人免受有害气体的伤害。
3. 3. The new model of car features a gas pipe muffler that improves fuel efficiency and reduces emissions.
   这款新型汽车配备了一个煤气管消音器，提高了燃油效率并减少了排放。