This paper introduces a method to analyze and predict the performance parameters of jet pipe valves.

介绍一种分析、预测射流管阀性能参数的方法。

Heavy oil high-pressure steam jet pipe cleaning technology, pipeline cleaning can greatly improve the quality and efficiency.

高压蒸汽射流稠油管清洗新技术，可以大大提高油管清洗的质量和效率。

The utility model relates to an intelligent toilet bowl, in particular to a sliding device of an intelligent toilet bowl jet pipe.

本实用新型涉及一种智能坐便器，特别涉及一种智能坐便器喷管的滑动装置。

The liquid level must be high enough to assure the gravity circulation of liquid. In the jet pipe, the flowing gas holds a turbulent state.

要求液面高度能保证净化液的自流，射流管内气体处于湍流状态，混合气流速度应达到连续射流所需的临界速度。

The invention discloses a jet pipe used for dredging below a hydraulic underwater horizontal gate. The tube body of the tube is cylindrical;

本发明公开了一种液压水下卧倒门闸的闸下清淤用射流管。