supplementary live steam nozzle

例句：

1. 1. The new modelof the machine has a supplementary live steam nozzle that can adjust the temperature and pressure for precise control.
   这台机器的新型号有一个可调节温度和压力的补充式活蒸汽喷嘴，以实现精确控制。
2. 2. In the workshop, the technicians were busy installing the supplementary live steam nozzles to ensure the equipment worked efficiently.
   在车间里，技术人员忙于安装补充式活蒸汽喷嘴，以确保设备高效运行。
3. 3. The engineers designed the supplementary live steam nozzles to improve the efficiency of the heating system,reducing energy consumption and emissions.
   工程师们设计了补充式活蒸汽喷嘴，以提高加热系统的效率，减少能源消耗和排放。