A.started
B.finished
C.completed
D.reported
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A.Cranes/derricks
B.Crane/derrick cycles
C.Crane/derrick cycle time
D.Weight per package
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
A.less jerky starts
B.less jerky stops
C.overheating worries
D.none of the overheating worries
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
最新試題
They()loading at 1400 hours.
When using slings,cargo handlers should take all the following precautions except().
The net productivity per gang-hour can be improved through a decrease of().
Which of the following statement(s)is/are TRUE regarding a twin pedestal crane set().
When viewed from above,the best position for the guy in relation to the boom is().
Where is the most probable location of the remote shutdown station for cargo pumps on a tank barge carrying oil().
When discharging oil from an oil tanker the instantaneous rate()60 liters per nautical mile.
On no account()to be exceeded.
Regulations concerning the stowage,lashing,and securing of timber deck cargoes aboard general cargo vessels may be found in the().
Which of the following statement(s)is/are FALSE regarding a twin pedestal crane set ().