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ʯ\W(wng)-ʯ\W(wng)-Uzʯ\-Zo|-eW(wng)ʯ\-_l(f)o޹˾ڵ؅^(q)վ

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ߣ_l(f)o̡Դԭ(chung)rg2021-5-25 17:37:14g[215504
(ni)ժҪ �Zo|o^е\ã Zo|ںӵι|(zh)ȼ郞(yu)..(jng)^ɹ\@ߏȡ͸Ժͽ(jng)Ե档 Zo|һN̎...

      Zo|o^е\ã

      �Zo|ںӵιУ|(zh)ȼ郞(yu)..(jng)^ɹ\@ԡߏ͸Ժͽ(jng)Ե

      Zo|һN̎ķӿ֪ܶ@Na(chn)ƷZo|mڸ_gBˮ֮ӰZo|ԽY(ji)(gu)P(gun)ڲ{(dio)Լѡʯg֮p϶ڄֲLˮ֮Zo|ÿֲB(ti)ĿƽҪ

      Zo|(j)ASTMENҎ(gu)\õĵ̼䓽zֱ(j)O(sh)ӋҪͬһ2.0-4.0mm֮g䓽zĿȲ38kg/m2僌һ245g/m2Zo|Ƭ߅ؾֱһҪھW(wng)ֱpgϲֵLȲС50mm.Դ_gϲ䓽zĽ僌ӺPVC僌Ӳܓp

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