阿摩線上測驗
33. The _____ means a routing measure comprising an area within defined limits, where must
navigate with particular caution.
(A) entrance area
(B) prohibited area
(C) restricted area
(D) precautionary area
答案：登入後查看
統計： A(6), B(4), C(11), D(10), E(0) #3279055
統計： A(6), B(4), C(11), D(10), E(0) #3279055
