发布时间:2025-02-01 02:46:06
钢筋混凝土用冷轧带肋钢筋:
CRB550——钢筋直径:4~12mm
CRB600H——钢筋直径:5~12mm
预应力混凝土用冷轧带肋钢筋:
CRB650——钢筋直径:4、5、6mm
CRB650H——钢筋直径:5~6mm
CRB800——钢筋直径:5mm
CRB800H——钢筋直径:5~6mm
CRB970——钢筋直径:5mm
小西的房间长4米宽35米高3米门窗的面积是4平方米要粉刷房间的墙壁和天花板1请你算出
2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06 2025-02-01 02:46:06