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“将试样一端与水源相接,另一端封闭,保持试样平直。在2分钟内将试样灌满水,然后在1分钟内均匀地升压至1.1条规定的工作压力并保压16分钟,从保压开始第16分钟起,用第3.6条规定的水槽集水1分钟,所集得的水量即为该试样的渗水量。”——引自《GB4580—84无衬里消防水带》第3.4渗水量。
“Connect one end of the sample to the water source and close the other end to keep the sample straight.Fill the sample within 2 minutes and then uniformly pressurize to the working pressure of 1.1 and keep the pressure within 1 minute 16 minutes from the 16th minute after the start of packing, the water collected by the sink set in Article 3.6 for 1 minute shall be the water seepage of the sample. ”- Quoted from GB4580-84 unlined fire fighting Water with "the first 3.4 seepage water.