A、 I require two tugs
B、 My present maximum draft is zero seven meters
C、 I need pilot service
D、 I will reduce my speed
答案:AC
A、 I require two tugs
B、 My present maximum draft is zero seven meters
C、 I need pilot service
D、 I will reduce my speed
答案:AC
A. 5
B. 6
C. 8
D. 10
A. 0.5
B. 1
C. 1.5
D. 2
A. 垂直两个黑球
B. 仅一个锚球
C. 垂直两个黑球和一个锚球
D. 两个锚球
A. 国际电信联盟
B. 国际移动卫星组织
C. 国际航标协会
D. 国际港口协会
A. ①②③④
B. ②③④
C. ①②
D. ①③
A. 较大风险信息
B. 一般风险信息
C. 重大风险信息
D. 特别重大风险信息
A. 交通运输部
B. 海事管理机构
C. 市级以上地方人民政府港口主管部门
D. 港口集团
A. 交通运输部
B. 海事管理机构
C. 市级以上地方人民政府港口主管部门
D. 港口集团
A. When a mistake is made in a message, say:Mistake ..." - followed by the word:"Correction ... " plus the corrected part of the message."
B. If any part of the message is considered sufficiently important to need safeguarding, say:Repeat ... " - followed by the corresponding part of the message."
C. I am / I am not ready to receive your message"."
D. When it is advisable to remain on a VHF channel / frequency say:Stand by on VHF channel ... / frequency ... ""
A. by long distance
B. by the darkness at night
C. by a vessel in front
D. by fog or falling snow