The AIS transponder is designed to transmit information _____ . A. Automatically（自动的） B. Semi-automatically C. Manually D. AIS is not transmitting at all

单选题

The AIS transponder is designed to transmit information _____ .A. Automatically（自动的） B. Semi-automaticallyC. Manually D. AIS is not transmitting at all

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单选题

Make sure that the transponder transmits the signal correctly.

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单选题

If the transponder display is jammed due several aircraft close to each other, the controller can instruct one aircraft to set transponder _______ .

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单选题

After providing a transponder code, the approach control may ask the pilot “squawk ident”. This means _______ ．

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单选题

The mandatory carriage requirements fbr approved AIS equipment is under ___.A. the SOLAS Convention B. the STCW ConventionC. the MARPOL Convention D. the Maritime Labor Convention

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