問題詳情
59. Why was the black box redesigned in 1965?
(A) New materials became available by that time.
(B) Too much space was needed for its installation.
(C) The early models often got damaged in the crash.
(D) The early models didn't provide the needed data.
(A) New materials became available by that time.
(B) Too much space was needed for its installation.
(C) The early models often got damaged in the crash.
(D) The early models didn't provide the needed data.
參考答案
答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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