問題詳情
The planning of a search includes 45 the most probable position of a known or assumed distress incident,including the position of 46 , and determining a search area large enough to include unknown possibilities. Whenthe position is known, the 47 operation will not involve a search. A search will be necessary only when theposition is not known.
【題組】45
(A) escorting
(B) estimating
(C) existing
(D) exhausted
參考答案
答案：B
難度：困難0.25
統計：A(1),B(1),C(2),D(0),E(0)