In order to put forward technical research and exploitation for drilling hole hydraulic mining, the technological process, ejection mechanism, squirt gun design, lift up efficiency and security stabilization of it are synthetically analyzed, meanwhile many technical problems are reduced to five different outlines.
综合分析工艺流程、喷射机理、水枪设计、升举效率和安全稳定性等 ,将钻孔水力采矿的众多技术问题归纳为 5个方面的要点内容 ,为开展钻孔水力采矿的技术研究和技术开发工作提出基本思路。
The paper also discussed the fire extinguishing properties of the water spray branch and the design and test of the nozzle.
介绍了日本研制的新型节水灭火系统——压缩空气喷雾灭火系统的研究背景,以及灭火系统的组成和特点,讨论了喷雾水枪的灭火性能和喷嘴设计及试验,并分析了便携式、背负气瓶式、手推车式和车载式等实用型压缩空气喷雾灭火系统的研制,以及灭火系统的发展现状和应用前景。
The straight flow hydraulic giant has the function of spray by making the flow of water pre-swirl.
这一水枪集直流、喷雾、人员保护开花水流于一身,是一种可同时用于扑灭火灾、保护消防人员安全的新型多功能消防水枪。
This paper studies that the high pressure water gun may be ensured safety only provided its limit life-smp from crack mechanies or taken remote control.
高压水枪必须从断裂力学角度规定其极限使用寿命。