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1. The unattended pumping station is located near the river, providing constant water supply to the nearby communities.
这个无人值守的泵站位于河边，为附近的社区提供持续的供水。
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2.The engineers have designed a standby pumping station that can be activated immediately in case of an emergency.
工程师们设计了一个备用泵站，可以在紧急情况下立即启动。
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3.The unmanned pumping station has been operating for several years, efficiently managing the water flow during peak demand periods.
这个无人值守的泵站已经运行了几年，在需求高峰期间有效地管理了水流。