A、in restricted visibility
B、in congested waters
C、during darkness
D、at all times
更多“A vessel must proceed at a safe speed（）.”相关的问题
A、You must keep your course and speed B、You may change course and speed as the other vessel must keep clear C、The other vessel must keep her course and speed D、Both vessels must keep their course and speed
A、The fishing vessel must keep clear of the vessel not under command B、If the vessel not under command is a power-driven vessel，she must keep clear of the fishing vessel C、They must exchange whistle signals D、Both vessels are required to take action to stay clear of each other
A、The power-driven vessel must keep out of the way of the sailing vessel B、A special circumstance situation exists C、The sailing vessel must keep out of the way of the power- driven vessel D、The vessel which has the other vessel to the right must keep out of the way
A、A compulsory vessel must carry at least two licensed GMDSS Radio Operators B、A compulsory vessel must satisfy certain equipment carriage requirements that are determined by where the vessel sails C、A compulsory vessel must be able to transmit and respond to distress alerts D、All of the above
A、A compulsory vessel must carry at least two (2) licensed GMDSS operators B、A compulsory vessel must satisfy certain equipment carriage requirements that are determined by where the vessel sails C、A compulsory vessel must be able to transmit and respond to distress alerts D、All of the above
A、the vessel must be moored snugly B、each tank must be partially full to show it does not leak C、all dunnage，tools，and extraneous items are secured D、water under vessel must be deep enough to prevent grounding
A、A conditional or partial exemption may be granted，in exceptional circumstances，for a single voyage outside the sea area for which the vessel is equipped B、Once a compulsory vessel's GMDSS station has been fitted and inspected，the station must be inspected only once every five years C、All passenger vessels and all cargo vessels that are 300 Gross Tons or larger must comply D、Compulsory vessels must carry at least two licensed GMDSS Radio Operators
A、you must visually signal oncoming vessels B、you must immediately tie up in the nearest port until the radiotelephone is repaired C、you must anchor until the radiotelephone is repaired D、the loss of the radiotelephone must be considered in navigating the vessel
A、You must visually signal oncoming vessels B、You must immediately tie up in the nearest port until the radiotelephone is repaired C、You must anchor until the radiotelephone is repaired D、The loss of the radiotelephone must be considered in navigating the vessel
A、need not show the lights for a vessel engaged in towing，if it is impractical to do so B、may show the lights for a vessel not under command C、must show a yellow light above the stern light D、must show the lights for a vessel towing
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