automatic drain valve造句

例句与造句

1. Automatic drain valves for standpipe systems
   储水系统用自动排水阀
2. Automatic drain valve
   自动排水阀
3. Automatic drain valve
   自动放水阀
4. Process water provides sealing and cooling water to the pump and automatic drain valves allow flushing of the gland seals
   工艺水对泵起密封和冷却的作用，自动排水阀控制对气封装置的清洗。
5. It's difficult to find automatic drain valve in a sentence. 用automatic drain valve造句挺难的