A.Green star rocket
B.Red star rocket
C.Orange smoke signal
D.Horizontal motion of a flag
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A.3 white star signals
B.Horizontal motion with a white flag
C.Vertical motion of a white light
D.Code letter K by blinker light
A.polygon
B.holding arc
C.catenary curve
D.parabolic curve
A.Stand by to give assistance
B.Stand by to alter course
C.Stand by to stop engine
D.Stand by to go astern
A.fastness
B.speeding
C.swiftness
D.dispatch
A.cable tension
B.water temperature
C.bottom conditions
D.water density
最新試題
In a storm，the windward lines of a ship’s mooring system provide（）.
The litter on a ship must be able to（）.
The lifesaving signal indicating You are seen - assistance will be given as soon as possible is the（）.
The firing of a red star signal may mean（）.
If your vessel is dragging her anchor in a strong wind，you should（）.
The heaviest type pallet is the（）.
In determining the scope of anchor line to pay out when anchoring a small boat，one must consider the（）.
What is the lifesaving signal for You are seen -assistance will be given as soon as possible?（）
Production of mechanical foam by a portable in-line foam proportioner（）.
LIFTING THE ANCHOR FROM THE BOTTOM is called（）.