54 _______ _______System can deliver the basic information of the ship to the inter-receiving station. By using the imformation, the maritime transport center can control the ship traffic and safeguard the safety of navigation.
(A)Automatic Operating 
(B)Automatic Peering
(C)Automatic Identification 
(D)Automatic Isolating

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統計: A(1), B(1), C(5), D(1), E(0) #3221092

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