A.length of the boom
B.angle of the boom
C.lifting capacity of the boom
D.direction of the boom
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A.to use
B.to operate
C.maneuvering
D.using
A.is the S.W.L. of the crane
B.are the S.W.L. of the crane
C.the S.W.L. of the crane is
D.the S.W.L.of the crane are
A.boom angle
B.boom strength
C.load radius
D.cable strength
A.dock riser
B.ship's cargo tanks
C.shore tank discharge
D.All of the above
A.unchanged
B.increased
C.eliminated
D.decreased
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They（）loading at 1400 hours．
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