單項選擇題

In determining a safe speed（）shall not be among those taken into account.

A.the characteristics，efficiency and limitation of the radar equipment
B.any constraints imposed by the radar range scale in use
C.the effect on radar detection of the sea state，weather and other sources of interference
D.the safe working load of the cranes both on board and ashore

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單項選擇題

In determining if risk of collision exists，if there is any doubt，such risk shall be deemed to（）.

A.exist
B.exists
C.existing
D.to be existed

單項選擇題

In determining safe speed，all of the following must be taken into account EXCEPT the（）.

A.maximum horsepower of your vessel
B.presence of background lights at night
C.draft of your vessel
D.maneuverability of your vessel

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In determining a safe speed（）shall not be among those taken into account.

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In determining if risk of collision exists，if there is any doubt，such risk shall be deemed to（）.

In determining safe speed，all of the following must be taken into account EXCEPT the（）.

In determining if risk of collision exists，if there is any doubt，such risk shall be deemed to（）.

In determining safe speed，all of the following must be taken into account EXCEPT the（）.