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
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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
A.executed
B.located
C.fixed
D.measured
A.Electro-hydraulic units
B.Steam units
C.Independent internal combustion power units
D.All of the above
最新試題
Sudden starts or stops of the boom is likely to cause all of the following except（）.
How should you signal the crane operator to lower the boom and raise the load（）.
Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited（）.
What does “evel-luffing” accomplish during crane operations（）.
How should you signal the crane operator to move slowly（）.
When instructing a crew member concerning the right way to lift a weight，you would instruct him to（）.
The Master or person in charge of a ship shall ensure the crane record book shows the（）.
Which part provides for transverse control and positioning of a boom in a conventional yard and stay system（）.
What is the purpose of the equalizing beam aboard a crane vessel（）.
Running an electric winch at slow speed over a long period of time causes（）.