Water supply network system is an important constituent of urban lifeline engineering , its damage and disabler under the destructive earthquake will cause great loss on life and property or even severe secondary disaster .

供水管网系统是城市生命线工程的重要组成部分,在强烈地震作用下,供水系统的破坏及其功能失效会产生次生灾害并引起巨大的生命、财产损失。