Bridge-to-bridge communication means（）communications between ships from the position from which the ships are normally navigated.<br>A:distress<br>B:urgent<br>C:safety<br>D:general

Bridge-to-bridge communication means（）communications between ships from the position from which the ships are normally navigated.
A:distress
B:urgent
C:safety
D:general

出自：海船船员证

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