A.overspeed；overload
B.overload；overspeed
C.over mechanical load；over thermal load
D.over torque；overspeed
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A.to work as overload characteristic
B.overspeed
C.over mechanical load only
D.over thermal load only
A.Class A
B.Class B
C.Class C
D.Class D
A.being given
B.giving
C.supplying
D.being supplied
A.MARPOL Annex Ⅲ
B.MARPOL Annex Ⅵ
C.MARPOL Annex Ⅴ
D.MARPOL Annex Ⅳ
A.the International Convention for the Safety of the Life at Sea
B.the International Convention for the Prevention from ships
C.the International Convention on control of harmful anti-fouling system on ships
D.the International Convention for the Control and Management of Ship’s Ballast Water and Sediments
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