材料名称规格单位HDPE双壁波纹管(A型)SN4 ID225m HDPE双壁波纹管(A型)SN4 ID300m HDPE双壁波纹管(A型)SN4 ID400m HDPE双壁波纹管(A型)SN4 ID500m HDPE双壁波纹管(A型)SN4 ID600m HDPE双壁波纹管(A型)SN4 ID800m HDPE双壁波纹管(A型)SN4 ID1000m HDPE双壁波纹管(A型)SN8 ID225m HDPE双壁波纹管(A型)SN8 ID300m HDPE双壁波纹管(A型)SN8 ID400m HDPE双壁波纹管(A型)SN8 ID500m HDPE双壁波纹管(A型)SN8 ID600m HDPE双壁波纹管(A型)SN8 ID800m HDPE双壁波纹管(A型)SN8 ID1000m HDPE双壁波纹管(A型)SN8 ID300m HDPE双壁波纹管(A型)SN8 ID400m HDPE双壁波纹管(A型)SN8 ID500m HDPE双壁波纹管(A型)SN8 ID600m HDPE双壁波纹管(A型)SN8 ID700m HDPE双壁波纹管(A型)SN8 ID800m HDPE双壁波纹管(A型)SN8 ID900m HDPE双壁波纹管(A型)SN8 ID1000m HDPE双壁波纹管(A型)SN8 ID1200m HDPE双壁波纹管(A型)SN8 ID1400m HDPE双壁波纹管(A型)SN8 ID1500m HDPE双壁波纹管(A型)SN8 ID1600m HDPE双壁波纹管(A型)SN8 ID1800m HDPE双壁波纹管(A型)SN8 ID2000m HDPE双壁波纹管(A型)SN8 ID2200m HDPE双壁波纹管(A型)SN8 ID2400m HDPE双壁波纹管(A型)SN8 ID2600m HDPE双壁波纹管(A型)SN8 ID2800m HDPE双壁波纹管(A型)SN8 ID3000m HDPE双壁波纹管(A型)SN12.5 ID300m HDPE双壁波纹管(A型)SN12.5 ID400m HDPE双壁波纹管(A型)SN12.5 ID500m HDPE双壁波纹管(A型)SN12.5 ID600m HDPE双壁波纹管(A型)SN12.5 ID700m HDPE双壁波纹管(A型)SN12.5 ID800m HDPE双壁波纹管(A型)SN12.5 ID900m HDPE双壁波纹管(A型)SN12.5 ID1000m HDPE双壁波纹管(A型)SN12.5 ID1200m HDPE双壁波纹管(A型)SN12.5 ID1400m HDPE双壁波纹管(A型)SN12.5 ID1500m HDPE双壁波纹管(A型)SN12.5 ID1600m HDPE双壁波纹管(A型)SN12.5 ID1800m HDPE双壁波纹管(A型)SN12.5 ID2000m HDPE双壁波纹管(A型)SN12.5 ID2200m HDPE双壁波纹管(A型)SN12.5 ID2400m HDPE双壁波纹管(A型)SN12.5 ID2600m HDPE双壁波纹管(A型)SN12.5 ID2800m HDPE双壁波纹管(A型)SN12.5 ID3000m