A.80mm B.100mm C.120mm D.150mm
A.在圈梁處搭接 B.在圈梁處斷開(kāi) C.穿過(guò)圈梁,保證構(gòu)造柱縱筋上下貫通 D.在圈梁處斷開(kāi)或穿過(guò)都可以
A.3m B.3.3m C.3.6m D.3.9m