97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

單項(xiàng)選擇題

If a DSC distress relay is transmitted from coast station , it will（）.

A.indicate the ship in distress that the alert has been received
B.alert ships in the area of a distress incident that a distress has occurred
C.inform other coast station of distress incident
D.repeat the distress alert in 5 minutes

你可能感興趣的試題

單項(xiàng)選擇題

EGC is a（）part of INMARSAT-C.

A.component
B.supportable
C.combined
D.complimentary

單項(xiàng)選擇題

Distress signal are always stored in the memory so as to start（）.

A.local-mode coverage
B.SAR operations
C.data process
D.continuous broadcast

97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

If a DSC distress relay is transmitted from coast station , it will（）.

你可能感興趣的試題

EGC is a（）part of INMARSAT-C.

Distress signal are always stored in the memory so as to start（）.

97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久