A.heart
B.hearts
C.mind
D.minds
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A.to discharge
B.discharge
C.discharging
D.to be discharging
A.load
B.loading
C.will load
D.to load
A.riser stabilizers
B.guideline tensioning system
C.riser tensioning system
D.guideline stabilizers
A.discharge
B.recircle
C.load
D.take in
A.out
B.beyond
C.from
D.off
最新試題
What is the purpose of the equalizing beam aboard a crane vessel（）.
On no account（）to be exceeded.
How should you signal the crane operator to move slowly（）.
The net productivity per gang-hour can be improved through a decrease of（）.
Which operation may cause the pressure in an inert tank to fall below the prescribed limits（）.
When instructing a crew member concerning the right way to lift a weight，you would instruct him to（）.
Sudden starts or stops of the boom is likely to cause all of the following except（）.
Official draft measurements should be（）by authorized persons，agreed by both parties involved.
How should you signal the crane operator to hoist（）.
How should you signal the crane operator to lower the boom and raise the load（）.