單項(xiàng)選擇題

What’s the advantage when using the satellites?（）

A.The message can be directed to the desired location
B.The message can follow the earth’s curvature
C.The quality of message can not be affected by climatic
D.The range of the message extend and the quality of reception is improved

你可能感興趣的試題

單項(xiàng)選擇題

Any ships fitted with SES can（）and（）through the satellite system when sending a distress alert.

A.enter the system / contact an RCC
B.access to INMARSAT / establish contact with a CES
C.have absolute priority to enter the system / make contact with a CES
D.enter the system gradually / wait for rescue

單項(xiàng)選擇題

It is quite（）for an SES operator to send a distress alert.

A.easy and expensive
B.simple and certain
C.dangerous and stable
D.difficult and compulsory

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

What’s the advantage when using the satellites?（）

你可能感興趣的試題

Any ships fitted with SES can（）and（）through the satellite system when sending a distress alert.

It is quite（）for an SES operator to send a distress alert.

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