（） system is arranged to ensure that water can be drawn from any tank or the sea and discharged to any other tank or the sea as required to trim the vessel.<br>A:The domestic water<br>B:Bilge water<br>C:Oil transfer<br>D:The ballast

（） system is arranged to ensure that water can be drawn from any tank or the sea and discharged to any other tank or the sea as required to trim the vessel.
A:The domestic water
B:Bilge water
C:Oil transfer
D:The ballast

出自：海船船员证

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