water spray pipe

It introduces the design of water spray extinguishing systems which installed in liquid warehouse and expound the importance of throttle pipe and its calculation in this paper.

本文介绍了设有高架液体介质仓库内的水喷雾灭火系统的设计原则，节点流量、压力的计算，并阐述了设置节流管的必要性及节流管的计算。

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Water saving techniques include spray irrigation, micro irrigation, channel leakage prevention, low pressure pipe transport of water, reform of field irrigation, and so on.

节水技术包括：喷灌、微灌、渠道防渗、低压管道输水、田间灌水技术改进等。

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