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1、Unit8Image&VideoLesson24TelevisionVideoSignalsLesson24TelevisionVideoSignalsVocabularyBackgroundsTexttourVocabularyEvenindictionaryHavingahorizontalsurface;flat:水平的,平坦的Havingnoirregularities,roughness,orindentations;smooth.平順的；平滑的Beinginthesameplaneorline;parallel:平行的Thepictureisevenwiththewin
2、dow.EvenindictionaryHavingnovariationsorfluctuations;uniform:整齊劃一的，一致的Ofuniformdistribution:均勻分布的Placid;calm:寧靜的，安靜的：EvenindictionaryEqualoridenticalindegree,extent,oramount:相同的Equallymatchedorbalanced:勢均力敵的Just;fair:公正的，公平的，正當的：Havingnothingdueoneitherside;square:各不虧欠的，均等的：EvenindictionaryHav
3、ingequalprobability;aslikelyasnot:相等可能性的anevenchanceofwinning.具有相同獲勝的機會Havinganequalscore:平手的EvenindictionaryHavingequalprobability;aslikelyasnot:相等可能性的anevenchanceofwinning.具有相同獲勝的機會Havinganequalscore:平手的EvenindictionaryExactlydivisibleby2.能被2整除的Characterizedorindicatedbyanumberexactlydivisib
4、leby2.偶數的Havinganevennumberinaseries.序列中雙數的Havinganevennumberofmembers.含有雙數成員的Havinganexactamount,extent,ornumber;precise精確的EvenintextStandardtelevisionusesaninterlacedformattoreduceflickerinthedisplayedimage.Thismeansthatalltheoddlinesofeachframearetransmittedfirst,followedbytheevenlines.標準電視
5、信號采用交錯形式來減少顯示畫面閃爍。就是說首先發(fā)送一幀畫面全部奇數線，然后發(fā)送偶數線。EveninuseEvenHomersometimesnods.智者千慮,必有一失Evenwoodshaveears.隔墻有耳FrameindictionarySomethingcomposedofpartsfittedandjoinedtogether.結構，組織Astructurethatgivesshapeorsupport框架結構Ageneralstructureorsystem總體結構或體系Ageneralstateorcondition大致的狀態(tài)或形勢Asinglepictureona
6、rollofmoviefilm畫面Thetotalareaofacompletepictureintelevisionbroadcasting幀FrameindictionaryInSDLC,thevehicleforeverycommand,everyresponse,andallinformationthatistransmittedusingSDLCprocedures.Eachframebeginsandendswithaflag.InSDLCunderSNA,abasiclinkunit(BLU).Indatatransmission,thesequenceofconti
7、guousbitsbracketedbyandincludingbeginningandendingflagsequences.FrameindictionaryAsetofconsecutivedigittimeslotsinwhichthepositionofeachdigittimeslotcanbeidentifiedbyreferencetoaframealignmentsignal.Inatimedivisionmultiplex(TDM)system,a
