問題詳情
7. ______ is a cooperative search and rescue satellite system operated by the U.S. andRussia which provides worldwide coverage by sensing the signals of Emergency PositionIndicating Radio Beacons (EPIRBs)
(A) INMARSAT
(B) GPS
(C) NNSS
(D) COSPAS/SARSAT
參考答案
答案：D
難度：簡單0.7
書單：沒有書單，新增