pump discharge nozzle
常见例句
- In a wave soldering tank using a conventional screw pump, pulsation sometimes occurred in which molten solder spouting from the discharge nozzle moved up and down.
本发明提供一种喷流焊料槽，在使用了现有的螺杆泵的喷流焊料槽 中，存在自喷流喷嘴喷流的熔融焊料产生上下波动即脉动的问题。
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