單項選擇題

For operations in pack ice，a vessel should（）.

A.be on an even keel
B.be trimmed slightly by the head
C.have a drag of not more than 60 - 90 centimeters
D.be ballasted so the forefoot is near the surface

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單項選擇題

Before entering an ice area，the ship should be（）.

A.either trimmed by the head or the stern
B.on an even keel
C.trimmed down by the head
D.trimmed down by the stern

單項選擇題

Any vessel shall，if the circumstances of the case admit，avoid（）in a narrow channel.

A.anchor
B.to anchor
C.anchoring
D.to anchoring

For operations in pack ice，a vessel should（）.

你可能感興趣的試題

Before entering an ice area，the ship should be（）.

Any vessel shall，if the circumstances of the case admit，avoid（）in a narrow channel.

For operations in pack ice，a vessel should（）.

Any vessel shall，if the circumstances of the case admit，avoid（）in a narrow channel.