自来水是用水表计量收费的。
国内自来水公司普遍存在水表流量超负荷造成水表损坏、计量不准的现象，严重影响了水司的经济效益和社会效益。
It is ubiquitous in this country that inaccuracy and even damage of the flow meters are always caused by overloading, and these decrease the social and economic benefits of the water enterprises.
本系列水表用于家庭或者一个居民单元测量流经自来水管道饮用冷水的用量。
The Series of Water-Meters is used to measure the total quantity of potable water, consumed in household or a resident unit, passing through the pipeline.
本系列水表用于家庭或者一个居民单元测量流经自来水管道饮用冷水的用量。
The Series of Water-Meters is used to measure the total quantity of potable water, consumed in household or a resident unit, passing through the pipeline.
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