A.屋面坡度为2%
B.屋面坡度为4%
C.屋面坡度为2.5%
D.屋面坡度为3.5%
A.屋面坡度为2%
B.屋面坡度为4%
C.屋面坡度为2.5%
D.屋面坡度为3.5%
A.屋面坡度大于3%
B.屋面坡度小于3%
C.屋面具有大量障碍物
D.屋面面积较小
A.屋面坡度小于3%
B.屋面坡度等于3%
C.屋面坡度大于3%
D.屋面坡度大于5%
A.屋面坡度小于3%
B.屋面坡度等于3%
C.屋面坡度大于3%
D.屋面坡度小于2%
A.坡度大于5%
B.坡度小于3%
C.坡度等于4%
D.坡度大于7%
A.屋面坡度为2%
B.屋面坡度为5%
C.屋面坡度为1%
D.屋面坡度为10%
A.坡度大于5%
B.坡度等于5%
C.坡度小于3%
D.坡度等于3%
A.1%
B.5%
C.2%
D.10%
A.屋面坡度小于3%
B.屋面坡度为2%
C.屋面坡度为5%
D.屋面坡度大于10%