英语阅读24篇及翻译

《英语阅读24篇及翻译》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、英语阅读GMDSS1.VirtuallyallnavigablewatersoftheworldarecoveredbytheoperationalsatellitesintheInmarsatsystem.EachsatellitetransmitsEGCtrafficonadesignatedchannel.TheEGCchannelisoptimizedtoenablethesignaltobemonitoredbyasmallreceiveonlyshipearthstationwhichisdedicatedt

2、othereceptionofEGCmessages.Aseachmessagewillalsohaveauniqueidentity,theprintingofmessagesalreadyreceivedcorrectlyisautomaticallysuppressed.Receptionofcertaintypesofmessage,suchasshore-to-shipdistressalertsandmeteorologicalandnavigationalwarningsaremandatoryandcan

3、notbesuppressedbyshipsintheaffectedarea.B.(1)Fromthispassage,youmusthaveknownthat_______.A.allmessagescanbesuppressedB.everymessagecannotbesuppressedC.allmessagescouldbemanuallysuppressedD.eachmessagehasasameidentityB.(2)Youmusthaveknownfromthispassagethat_______

4、_.A.onlysmallreceiveshipearthstationcanreceiveEGCmessageB.allSESwithEGCreceiveEGCmessagesC.EGCmessagescanbereceivedbyanyshipearthstationD.anymodemshipsareabletoreceiveEGCmessagesinanypositionB.(3)Itis_____fortheshiptoreceivedistressalerts,meteorologicalandnavigat

5、ionalwarnings.A.optional可选B.compulsory强制C.notnecessaryD.notimportantB.(4)ThesatellitesofInmarsatsystemcover________.A.allwatersoftheworldB.allareasfornavigationC.thewholeglobleD.allovertheworld1.事实上，在Inmarsat系统的工作卫星覆盖世界所有通航水域。每颗卫星在指定频道上播发EGC信息。EGC信道更完善，使该信号能够由其指定

6、接收EGC信息的小型船站接收监控。每一电文也有一个独特的识别，已经正确接收电文的打印被自动抑制。信息某些类型的接收，比如船到岸遇险报警，气象警告和航行警告是强制的和不能被抑制的，在船舶受影响的区域。（1）从这段话，你必须知道。B.每个信息不能被抑制。（2）你必须知道，从这段话。B.带有EGC接收机的所有船站接收EGC信息（3）它是对于船舶接收遇险报警，气象警告和航行警告。B.强制的（4）Inmarsat系统的卫星覆盖。B.所有航行区域2.ThewidespreadmisuseofVHFchannelsatsea,espe

7、ciallythedistress,safetyandcallChannel16andchannelsusedforportoperations,shipmovementservicesandreportingsystems,isgivingconcern.--Channel16mayonlybeusedfordistress,urgencyandverybriefsafetycommunicationandforcallingtoestablishothercommunication,whichshouldthenbe

8、conductedonasuitableworkingchannel.35--Portoperationsservicechanneltheonlymessagespermittedarerestrictedtothoserelatingtotheoperationalhandling,themovementandt