48 尖峰小時因子（Peak Hour Factor;PHF）之值應界於何種範圍內？
(A)0~1.0
(B)0.25~1.0
(C)0.50~1.0
(D)0.75~1.0

答案：登入後查看
統計： A(21), B(22), C(2), D(6), E(0) #664749