A.discharge
B.recircle
C.load
D.take in
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A.out
B.beyond
C.from
D.off
A.butterfly valve
B.spectacle valve
C.check valve
D.globe valve
A.before the gripes are removed
B.before loading the passengers
C.after loading the passengers
D.after the boat is afloat
A.does not exceed
B.should exceed
C.should be up to
D.should be no more than
A.environmental loading
B.variable loading
C.fixed loading
D.basic loading
最新試題
When discharging oil from an oil tanker the instantaneous rate（）60 liters per nautical mile.
What is/are the advantage（s）of cranes over conventional cargo booms（）.
Official draft measurements should be（）by authorized persons，agreed by both parties involved.
When viewed from above，the best position for the guy in relation to the boom is（）.
Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels（）.
How should you signal the crane operator to move slowly（）.
Which operation may cause the pressure in an inert tank to fall below the prescribed limits（）.
Damage by（）shall not be considered as handling damage.
What is the purpose of the equalizing beam aboard a crane vessel（）.
Which part of a conventional cargo gear rig provides for vertical control and positioning of a boom（）.