A.Excessive pitching
B.Excessive yawing
C.Excessive rolling
D.No change should be evident
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A.reduce the time the sounding tube is open
B.avoid creating a spark
C.lessen the effect of roll or pitch on the reading
D.lessen the effect of heave on the reading
A.reducing rolling
B.increasing rolling
C.reducing yawing
D.increasing yawing
A.pumped overboard to calm the seas
B.drained to the lower hull to reduce free surfaces
C.filled to ensure that sufficient fuel oil is available during a lengthy emergency
D.partially drained to increase free surfaces in order to reduce motions
A.broaching
B.pitchpoling
C.rolling
D.yawing
A.The amount of take-up is limited by the length of the turnbuckle
B.At the grab (pear) link，the slack end of chain should be led back and secured to the chain above the link
C.The lashings should be inspected each day and any slack taken up
D.The turnbuckle should be secured with a stick or lock nuts
最新試題
The pitch of a propeller is a measure of the（）.
The angular movement of a vessel about a horizontal line drawn from its bow to its stern is （）.
Which statement is TRUE concerning a towing vessel which，due to the nature of her work，is unable to keep out of the way of another vessel?（）
The area around Cape Charles is（）.
Which statement is TRUE concerning hawser towing? （）
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Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller? （）
Which statement is TRUE of a stiff vessel? （）
The vertical movement of a vessel in the water is called（）.
If your vessel has a GM of one foot and a breadth of 50 feet，what will be your full rolling period? （）