TakedownFlag“G”and()(升)Flag“H”.
A. raise
B. lower
C. rise
D. hoist
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Youshouldadjustthemooringlinesaccordingtothechangesof()(吃水).
A. water
B. draft
C. tide
D. sea
OSI7层参考模型中,属于通信子网功能的是()。
A. 物理层、表示层、会话层
B. 运输层、会话层、应用层
C. 物理层、数据链路层、网络层
D. 物理层、网络层、运输层
Theywilltake()(措施)againstpiratesandpilferage.
A. measures
B. turns
C. place
D. part
Weshouldhoistnationalflag()(按时).
A. ontime
B. intime
C. soon
D. attimes