The user's water supply facilities referred to the water supply piping and its additional facility that connect with the public water supply piping.
用户供水设施是指与城市公共供水管道连接的供水管道及其附属设施。
The user's water supply facilities referred to the water supply piping and its additional facility that connect with the public water supply piping.
用户供水设施是指与城市公共供水管道连接的供水管道及其附属设施。
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