砌砖墙留直槎时,必须留成阳槎并加设拉结筋。拉结筋沿墙高每500mm留一层,每层按()墙厚留一根,但每层最少为2根。
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砌砖墙留直槎时,必须留成阳槎并加设拉结筋。拉结筋沿墙高每500mm留一层,每层按()墙厚留一根,但每层最少为2根。
A.370mm
B.240mm
C.120mm
D.60mm
参考答案:
砌砖墙留直槎时,必须留成阳槎并加设拉结筋。拉结筋沿墙高每500mm留一层,每层按()墙厚留一根,但每层最少为2根。
A.370mm
B.240mm
C.120mm
D.60mm
参考答案: