A.ballasting
B.deballasting
C.disconnecting
D.hanging off
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A.direct pressure on the wound
B.elevating the wounded area
C.pressure on a pressure point
D.a tourniquet above the wound
A.angle that the propeller makes with a free stream of water
B.angle that the propeller makes with the surface of the water
C.number of feet per revolution the propeller is designed to advance in still water without slip
D.positive pressure resulting from the difference of the forces on both sides of the moving propeller in still water without slip
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
A.advance
B.head reach
C.pitch
D.transfer
A.advance
B.head reach
C.pitch
D.transfer
最新試題
When running before a heavy sea，moving weights aft will affect the handling of a vessel by （）.
When a vessel is swinging from side to side off course due to quartering seas，the vessel is （）.
Which statement concerning an automatic towing engine is FALSE? （）
The angular movement of a vessel about a horizontal line drawn from its bow to its stern is （）.
Which statement is TRUE concerning hawser towing? （）
When preparing a ship for heavy weather，fuel oil day tanks should be（）.
Which will NOT reduce yawing of a tow?（）
When taking soundings on a floating ship，the tape should be lowered and brought back quickly to（）.
The distance that a ship moves forward with each revolutionof its propeller，if there is no slip，is called（）.
The pitch of a propeller is a measure of the（）.