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关注：1
2013-05-23 12:21
求翻译：Additional valves of this type may be used to control the supply for individual floors in a building. Separate valves may be installed to shut off certain sections of a floor. Being able to shut off parts of a building allows the Fire Department to have greater control over the sprinkler system.是什么意思？ 待解决
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Additional valves of this type may be used to control the supply for individual floors in a building. Separate valves may be installed to shut off certain sections of a floor. Being able to shut off parts of a building allows the Fire Department to have greater control over the sprinkler system.
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