A.a margin of safety is provided should the line part
B.the towline will wear more evenly
C.there will be less stress on the towline
D.a slight increase in speed will be realized
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A.advance
B.head reach
C.pitch
D.transfer
A.advance
B.head reach
C.pitch
D.transfer
A.arm
B.pitch
C.gage
D.rivet distance
A.one engine and a steering oar
B.both engines at the same speed
C.one engine at a time
D.one engine running at reduced speed and controlling the vessel with the other
A.low and bare，but the land back of it is high and wooded
B.composed of low to medium rolling hills
C.well defined with rocky outcroppings
D.marked by high，barren hills
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Which statement is TRUE of a stiff vessel? （）
The forward movement of a ship in one revolution of its propeller is measured by（）.
The vertical movement of a vessel in the water is called（）.
To prevent damage by and to storage batteries aboardsmall passenger vessels they should be located（）.
When a vessel is swinging from side to side off course due to quartering seas，the vessel is （）.
The angular movement of a vessel about a horizontal line drawn from its bow to its stern is （）.
The principal action in changing from transit to survival draft in the event heavy weather threatens is（）.
What indicates that a tropical cyclone may be within 500 to 1，000 miles of your position?（）
The preferred method of controlling external bleeding is by（）.
Point Judith Harbor of Refuge（）.