HDPE、UPVC管
2003004005006007008009001000
1100120013001400150016001700180019002000
10.5612.9721516.7718.3619.821.2122.523.71224.8725.982728.0229.043030.931.832.68833.54
0.0002220.000270.0003120.000352170.000385560.00041580.000445410.00047250.0004979520.000522270.000545580.0005670.000588420.000609840.000630.00064890.00066780.0006864480.00070434
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