單項(xiàng)選擇題They（）loading at 1400 hours．
A.started
B.finished
C.completed
D.reported
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1.單項(xiàng)選擇題The net productivity per gang-hour can be improved through a decrease of（）.
A.Cranes/derricks
B.Crane/derrick cycles
C.Crane/derrick cycle time
D.Weight per package
2.單項(xiàng)選擇題The Master or person in charge of a ship shall ensure the crane record book shows the（）.
A.Date and description of each failure
B.Average load in pounds for each usage
C.Total number of lifts for each usage
D.All of the above
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Which of the following statement（s）is/are TRUE regarding a twin pedestal crane set（）.
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What is meant by the term“l(fā)uffing the boom”of a crane（）．
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Regulations concerning the stowage，lashing，and securing of timber deck cargoes aboard general cargo vessels may be found in the（）.
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Which method should be used to warm up the pump turbines prior to discharge（）.
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Most pedestal crane power is provided by（）.
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