A.Running rigging leading aft from the masts
B.Running rigging leading forward from the masts
C.Standing rigging leading aft from the masts
D.Standing rigging from the cross trees to the mast head
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A.Cleanly/during
B.Clear/meanwhile
C.Clean/between
D.Clean/prior to
A.slipway
B.graving dock
C.ground warp
D.caisson dock
A.Hydraulic drive systems
B.Electric drive systems
C.Steam drive systems
D.Man-powered drive systems
A.a master controller or switchbox
B.a group of relays
C.contactors
D.a solenoid brake
A.one meter from the tank bottom and one meter below the tank top
B.one half the ullage of the tank and one meter below the tank top
C.one half the ullage of the tank and one meter above the tank bottom
D.at three meter intervals from the tank top
最新試題
Which method should be used to warm up the pump turbines prior to discharge（）.
Running an electric winch at slow speed over a long period of time causes（）.
Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited（）.
Sudden starts or stops of the boom is likely to cause all of the following except（）.
Pedestal cranes have limit switches to restrict movement of which function（s）（）.
Which statement comparing a shipboard crane to conventional gear is TRUE（）.
What is/are the advantage（s）of cranes over conventional cargo booms（）.
When viewed from above，the best position for the guy in relation to the boom is（）.
When using slings，cargo handlers should take all the following precautions except（）.
Where is the most probable location of the remote shutdown station for cargo pumps on a tank barge carrying oil（）.