A.less jerky starts
B.less jerky stops
C.overheating worries
D.none of the overheating worries
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A.breaking a cargo runner
B.parting guys topping lifts
C.carrying away a block
D.overheating the resistors and eventually burning out
A.the speed to be retarded by the friction brake
B.a load to go downward at full speed
C.the circuit breaker to turn off
D.the resistors to overheat and eventually burn out
A.International Cargo Bureau Regulations
B.Load Line Regulations
C.Rules and Regulations for Cargo and Miscellaneous Vessels
D.Vessel's classification society rules and regulations
A.Hoist upper & lower limits
B.Luff travel limits
C.Rider block hoist upper & lower limits
D.All of the above
A.is the SWL of the crane
B.are the SWL of the crane
C.the SWL of the crane is
D.the SWL of the crane are
最新試題
Most pedestal crane power is provided by（）.
Running an electric winch at slow speed over a long period of time causes（）.
Where is the most probable location of the remote shutdown station for cargo pumps on a tank barge carrying oil（）.
Regulations concerning the stowage，lashing，and securing of timber deck cargoes aboard general cargo vessels may be found in the（）.
Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited（）.
Which of the following statement（s）is/are TRUE regarding a twin pedestal crane set（）.
Which operation may cause the pressure in an inert tank to fall below the prescribed limits（）.
They（）loading at 1400 hours．
On no account（）to be exceeded.
What is the purpose of the equalizing beam aboard a crane vessel（）.