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Permission is requested to pump out about 200 tons of clean sea ballast water for ______ purposes．
A.safe manning
B.trimming
C.avoiding collision
D.preventing pollution
参考答案
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单选题Permission is kindly （） about 1000 tons of clean sea water ballast，as and when required for trimming purposes．A
requested to pump outB
requested pumping outC
requesting to pump outD
requesting pumping out
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单选题Permission is kindly requested（）the ballast water.A
pump outB
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单选题Every existing product carriers of 40000 tons deadweight and above shall be provided with segregated ballast tanks and shall comply with the specified requirements，or，alternatively，operate with（）in accordance with the convention.A
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makeB
putC
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additional ballast water systemD
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