Provided that a dual-purpose nozzle capable of producing alternately such a spray and a plain waterjet may be provided in substitution.
但可设置能交替地产生上述喷雾及普通水柱的两用喷嘴作替代。
2
The jet behavior of a multi nozzle head scaled from an existing engineering was investigated experimentally in a steady unstratified receiving water body.
在没有密度分层的容泄水体条件下，对某污水排海工程多孔喷头的射流特性进行了实验研究。
3
The paper focuses on the basic configuration and the types of rotating nozzle in high pressure water-jet cleaning technology.