A.to discharge
B.discharge
C.discharging
D.to be discharging
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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
A.butterfly valve
B.spectacle valve
C.check valve
D.globe valve
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On no account（）to be exceeded.
Which part provides for transverse control and positioning of a boom in a conventional yard and stay system（）.
How should you signal the crane operator to move slowly（）.
If an attempt is made to hoist a load that exceeds the capacity of an electric winch，an overload safety device causes a circuit breaker to cut off the current to the winch motor（）.
The net productivity per gang-hour can be improved through a decrease of（）.
Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited（）.
When viewed from above，the best position for the guy in relation to the boom is（）.
Damage by（）shall not be considered as handling damage.
Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels（）.
The Master or person in charge of a ship shall ensure the crane record book shows the（）.