單項選擇題

A whistle signal of one prolonged，one short，one prolonged and one short blast，is sounded by a vessel（）.

A.at anchor
B.towing a submerged object
C.being overtaken in a narrow channel
D.in distress

你可能感興趣的試題

A vessel using a traffic separation scheme shall（）.

A.only anchor in the separation zone
B.avoid crossing traffic lanes，but if obliged to do so，shall cross on a heading at as small an angle as is practical
C.avoid anchoring in areas near the termination of the scheme
D.use the separation zone for navigation through the scheme if she is hindering other traffic due to her slower speed

單項選擇題

A vessel sounds one short blast. This signal indicates the vessel（）.

A.intends to alter course to starboard
B.intends to pass starboard to starboard
C.is altering course to starboard
D.intends to pass port to port

A whistle signal of one prolonged，one short，one prolonged and one short blast，is sounded by a vessel（）.

你可能感興趣的試題

A vessel using a traffic separation scheme shall（）.

A vessel sounds one short blast. This signal indicates the vessel（）.

A whistle signal of one prolonged，one short，one prolonged and one short blast，is sounded by a vessel（）.