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【单选题】
某曲线,圆曲线计划正矢100mm,缓和曲线长度50m,则缓和曲线正矢递增率()mm(中级线路工用)。
A.
10
B.
20
C.
40
D.
50
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【单选题】Inform Shanghai coast radio station of the destination of the vessel survivors
A.
Shanghai coast radio station shall be informed of the name of the vessel with survivors
B.
Shanghai coast radio station shall be informed of the call sign of the vessel with survivors
C.
Shanghai coast radio station shall be informed of the destination of the vessel with survivors
D.
Shanghai coast radio station shall be informed of the number of survivors on the vessel
【单选题】熔断器的作用是()。
A.
保护电器
B.
接通、断开电源
C.
变压
D.
控制电流
【单选题】熔断器的作用是()
A.
切断或接通
B.
电路保护
C.
试灯检查
D.
连接线束
【判断题】旅客从车站两端及专用线通道经工作人员手工开包检查后可进入车站区域。
A.
正确
B.
错误
【单选题】Where are the operational details of the coast radio stations一for public correspondence?
A.
) Admiralty List of Radio Signals, Volume lll
B.
Admiralty List of Radio Signals, Volume I
C.
ITU Radio Regulations.
D.
List of Coast Stations and Special Service Stations.
【单选题】Inform Shanghai coast radio station of the name of the vessel survivors
A.
Shanghai coast radio station shall be informed of the name of the vessel with survivors
B.
Shanghai coast radio station shall be informed of the call sign of the vessel with survivors
C.
Shanghai coast radio station shall be informed of the destination of the vessel with survivors
D.
Shanghai coast radio station shall be informed of the number of survivors on the vessel
【单选题】世界杯足球赛每几年举办一次?
A.
2年
B.
3年
C.
4年
D.
5年
【判断题】从车站两端及专用线通道经工作人员手工开包检查后可进入车站区域。B
A.
正确
B.
错误
【单选题】非洲国家杯每几年举办一次()
A.
2
B.
3(世界杯年提前举行)
C.
3(世界杯年延后举行)
D.
4
【判断题】从车站两端及专用线通道经工作人员手工开包检查后可进入车站区域。
A.
正确
B.
错误
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