�ڔQeW(wng)ɸ߿gߏȡչԵĵ̼䓽z߰PVC䓽zʹÙCе(j)ASTMA975EN10223(bio)(zhn)ʹõĵ̼䓽zֱ(j)O(sh)ӋҪͬһ2.0-4.0mm֮g䓽zĿȲ38kg/m2僌һ245g/m2�ڔQʯ\W(wng)Q�ڸeW(wng)Ƭ߅ֱһҪھW(wng)ֱpgϲֵLȲС50mm.ԱCgϲ䓽zĽ僌ӺPVC僌ӲƉ
�ڔQeW(wng)ɸ߿gߏչԵĵ̼䓽z߰PVC䓽zʹÙCе(j)ASTMA975EN10223(bio)(zhn)ʹõĵ̼䓽zֱ(j)O(sh)ӋҪͬһ2.0-4....
ԃᾀ13273171111
�ڔQeW(wng)ɸ߿gߏȡչԵĵ̼䓽z߰PVC䓽zʹÙCе(j)ASTMA975EN10223(bio)(zhn)ʹõĵ̼䓽zֱ(j)O(sh)ӋҪͬһ2.0-4.0mm֮g䓽zĿȲ38kg/m2僌һ245g/m2�ڔQʯ\W(wng)Q�ڸeW(wng)Ƭ߅ֱһҪھW(wng)ֱpgϲֵLȲС50mm.ԱCgϲ䓽zĽ僌ӺPVC僌ӲƉ