Navtex transmitter identification character（）is used to identify the broadcasts which are to be accepted by the receiver and those are to be rejected.

A、B2

B、B1

C、MAR

D、NNN

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更多“Navtex transmitter identification character（）is used to identify the broadcasts which are to be accepted by the receiver and those are to be rejected.”相关的问题

第1题

[单选题] 为了避免同一台链内部异名电台的相互干扰，NAVTEX采用了时间分集的方法，下述正确的是（）。

A、把每一个NAVTEX区域的所有电台分成四组，每个电台工作4小时，最长允许工作10min B、把每一个NAVTEX区域的所有电台分成六组，每个电台工作4小时，最长允许工作10min C、把每一个NAVTEX区域的所有电台分成四组，每个电台工作4小时，最长允许工作15min D、把每一个NAVTEX区域的所有电台分成六组，每个电台工作4小时，最长允许工作15min

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第2题

[单选题] The terrestrial system of GMDSS consists of（）.

A、radio-telephony, DSC, Direct Printing Telegraphy,Navtex and SART B、INMARSAT, DSC, Direct Printing Telegraphy, Navtex and SART C、radio-telephony,DSC,EPLRB,Navtex and SART D、Status Recording system,DSC,Direct Printing Telegraphy, Navtex and SART

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第3题

[单选题] It is possible for ships to receive safety message transmitted by Navtex station（）.

A、in any INMARSAT regions B、in each NAVTEX area C、at any distance D、in Areas A3 and A4

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第4题

[单选题] The satellite system of GAMDSS comprise（）.

A、NAVTEX, COSPAS/SARSAT, EPIRBs and Status Recording-system B、Inmarsat,COSPAS/SARSAT, EPIRBs and Status Recording-system C、NAVTEX, Inmarast,EPIRBs and SART D、Inmarsat, direct Printing Telegraphy