A.A black ball in the forepart of her vessel
B.A black double frustum of a cone
C.A basket where best seen
D.A black cone point upwards
您可能感興趣的試卷
你可能感興趣的試題
A.two balls in a vertical line
B.a diamond shape where it can best be seen
C.a ball on each end of the tow
D.no dayshape
A.no fog signal
B.one short blast
C.one prolonged and three short blasts
D.one prolonged，one short，and one prolonged blast
A.red
B.red and white
C.green
D.green and white
A.One
B.Two
C.Three
D.Four
A.white light
B.red light
C.yellow light
D.blue light
最新試題
On entering from seaward，a starboard side daymark will（）.
A vessel being towed astern，where the length of the tow exceeds 200 meters，will exhibit （）.
An all-round flashing yellow light may be exhibited by a(n)（）.
As defined in the Rules，a towing light is a yellow light having the same characteristics as a(n)（）.
At sea，you are approaching a small vessel and see that it has the signal flag P hoisted. What should you do?（）.
All fog signals shall be sounded every two minutes with the exception of a vessel（）.
A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show （）.
By night，you sight the lights of a vessel engaged in underwater operations. If an obstruction exists on the port side of the vessel，it will be marked by（）.
A triangular daymark would be colored（）.
A vessel towing where the tow prevents her from changing course shall carry（）.