問題詳情

19.The paragraph following the passage most likely discusses
(A)specific double radio sources
(B)an explanation of the synchrotron process
(C)possible reasons for the presence of cosmic jets
(D)the discovery of the first double radio sources.

參考答案

答案:C
難度:非常簡單1
統計:A(0),B(0),C(2),D(0),E(0)

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