This paper expounds some sorts of water hammer in sprinkling irrigation system base theory and method for water hammer analysis and boundary condition of spray nozzle and complicate pipe network .

本文阐述了 喷灌系统 水锤的分类及其数值模拟的基本理论和方法，介绍了几种适用的水锤防护技术。

Foam-water sprinkler system adjustable water spray foam monitor nozzle

泡沫- 水 喷洒灭火系统

High-pressure water descaling spray nozzle is the crucial element of descaling equipment .

高压 水除鳞 喷嘴是除鳞设备的关键零件。

Emulational and experimental study of new water mist spray nozzle for fire suppression

新型细 水雾灭火 喷嘴的仿真及试验 喷嘴 雾化研究

The micro-drop water spray system with dual model nozzle can effectively put out bush fires vehicles fires as well as building fires .

利用已获专利设计的双模式 喷嘴产生的微滴 喷雾 灭火装置，可有效地扑灭灌木火灾、汽车火灾、建筑火灾等。

Adjustable water spray foam monitor nozzle

可调式遥控 水 -泡沫 枪

When the water consumption is limited the calibre of the spray nozzle should be smaller or the number of nozzles used should be reduced in order to get higher spray pressure in turn to get higher dust suppression efficiency .

当限定 喷雾系统的 水量消耗时，应采取减小 喷嘴口径或减少喷嘴数量的方法获得较高的喷雾压力，从而获得较高的降尘效率。

The Design and Research on Water Spray Nozzle for Forest Fire-extinguishing

用于森林消防的 水雾灭火 雾化 喷头的设计与研究

Applying modeling test with 2 dimensional water model this paper investigates the distribution of slag over molten metal in top blowing converter under conditions of various slag volume various top blowing flow and various position of spray nozzle .

通过二维 水模型模拟实验，研究了在顶吹转炉吹炼过程中，在不同渣量、不同顶 吹气流量、不同 枪位条件下，炉渣在钢水中的分布性质。

Adjustable water spray foam monitor nozzle variable-pattern water fog nozzle foam-maker

可调式遥控 水-泡沫枪可变射流形式 喷雾 水枪泡沫发生器

Exploitation and experimentation of low pressure intermediate flow rate centrifugal water spray nozzle Development of New Spray Nozzle of sewage Pipe in Hangzhou sibao Sewage Treatment Plant

一种低压中速离心式 水雾 喷头的开发和实验研究四堡污水处理厂排污管喷口研究

When the water volume is limited small bore spray nozzle is suitable spray water pressure can be increase and smaller water fume grain can be obtained so that the higher efficiency of reducing dust can be reached .

当限定 耗 水量时，宜选择小口径 雾化 喷嘴，可以提高喷雾水压力获得细微的水雾，从而达到较高的降尘效率；

Have drawn some technical parameters of cleaning the dirt of using high-pressure water jet have offered the theoretical foundation for studying of characteristic distance of the target spray nozzle structure of the high-pressure water jet which used in cleaning the dirt .

得出了高压 水射流清洗污垢的部分技术参数，为污垢清洗用高压水射流的特性、靶距、 喷嘴结构等的研究提供了理论基础。

The design of high pressure water flow system and the basic calculation method were introduced including the description of the mechanism of high pressure water discaling the selecting and setting of the high pressure spray nozzle and the automatic controlling for the whole system .

叙述了高压 水除鳞的机理、高压 喷嘴的选择及安装等，重点介绍高压水系统的设计及基本的计算方法；对系统的自动控制作了简要说明。

SOLVING CLOGGING OF WATER VAPOUR SPRAY NOZZLE ( 3 ) Most air-logged were the conk out of metal muzzle on the head of gastrofiberscope .

系统思考解决 水气 喷嘴堵塞问题（3）堵塞部位多为胃镜水气管道最远端的的金属喷嘴。