问题详情

The nominal range of a light may be accurately defined as the maximum distance at which a light may be seen().


A、under existing visibility conditions

B、under perfect visibility

C、with ten miles visibility

D、with fifteen miles visibility

时间:2022-01-03 14:28 关键词: 地文航海 水路交通运输技能考试 海船船员考试

答案解析

C
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