(来学网)当承重模板的跨度大于4m时,其设计起拱值通常取跨度的()左右。
  • A.
    (来学网)0.1%
  • B.
    (来学网)0.2%
  • C.
    (来学网)0.3%
  • D.
    (来学网)0.4%