單項選擇題60°彎鉤的鋼筋彎曲調整值為()

A.0.5d
B.0.85d
C.2d
D.2.5d


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1.單項選擇題彎起角度為45°時,彎起鋼筋凈長=()

A.L-2c+2×0.268H′
B.L-2c+2×0.414H′
C.L-2c+2×0.577H′
D.L-2c+2×0.115H′

2.單項選擇題彎起角度為30°時,彎起鋼筋凈長=()

A.L-2c+2×0.268H′
B.L-2c+2×0.414H′
C.L-2c+2×0.577H′
D.L-2c+2×0.115H′