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单项选择题

直线塔结构倾斜率,对一般塔不大于(),对高塔不大于()。耐张塔架线后不向受力侧倾斜。杆塔组立后,塔脚板应与基础面接触良好。

A.0.30%,0.15%
B.0.24%,0.12%
C.0.18%,0.09%
D.0.14%,0.07%