随着我国市政基础建设的迅猛发展，供水系统中的室外给水管道在整个系统中占据了重要地位。
With China's rapid development of municipal infrastructure, the outdoor water supply pipe of water supply system occupies an important position in the whole system.
随着我国市政基础建设的迅猛发展，供水系统中的室外给水管道在整个系统中占据了重要地位。
With China's rapid development of municipal infrastructure, the outdoor water supply pipe of water supply system occupies an important position in the whole system.
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