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【Daily Question】Utilities - Water Supply and Drainage - 20191016

2019-10-16View Original

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The hydraulic test of indoor water supply pipes must meet the design requirements. When not specified in the design, the test pressure for water supply piping systems made of various materials shall be () times the operating pressure, but shall not be less than 0.6 MPa. A、1 B、1.15 C、1.5 D、2 Answer: C

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