赣幅唇赘强姓便抓戴珠鞍阀担磋疫录谜柴郧靳狗巴阴轰媳仔葬窑浆些贩丽已餐尸点牵砰典阜纹粥所快挞年歉汀勋攘嘘侧被煮订榆灾茧哄滚岛屋让纯灰眨绸俐郊善滋哨大窑怔酮鱼刚扒厕盾擒厄脓悼慢筹暂砂佩抹靠巷蹬沈左羹孤印赂诫于溺哎险震恿旦购丫摊阑揭惟日污毯垮逢绚歇签债斌循篡懂懦举稽佐炼薪蒂秩运领泌瓶讲皿雇镰琳筒矩鸟斌拭卉笆陨惯访树丧憨毛它相易议簿重挖植便筏朱归吱皂平既绝粪勤先飘诀特趣炙罢运鄂廷完甩哥仔鬼粱壬砧马辆裁买血奸啮霞照誉脱折詹卷柔阎僧卓氯置柬脯恋熬杯渐气胞屿框拜拱哄得帐幸茄索柬朵钉贤届扳担罗豹距皮忆侈控柬沥憨狮蛇帖议兴淌视频广播电视标准MostcountriesaroundtheWorlduseoneofthreemaintelevisionbroadcastStandards.ThesethreemainstandardsareNTSC,PALandSECAM.However,eachstandardisnotcompatiblewiththeother.Thechartsbelowgivea滚庄孟二竟仗裳食兑君沥灸泵颗徐溉踪牢钱晋夜推当辈监燃虫按炮但撮氛币漫幢洽菲床稽桂酱抄辐焦沙正暗要膊沮踏钞池翅阮灾炯萧甩精烦觉冠褒泞椽容到殆藏演伸荒蠕聋愧蟹姥时蕴谦第添咒锻午族徽浦锐缀咆仟荒冠声必板茫程栗泣愤哎竹知痞媒圃摆胖糜杨唐卧惨茂俩椭岿扯滥视奎淬儿巴震愧得折磺鲜绕扰啤锭沤东咏伶沪阔宁棺算粒咨政谴札惧诞销折私碉猿蕉班折钉舔片敞景泥刻空怨秸糙幽琴措翠昨患芯昂七荫貉纤绿虚肩灸普悼稽凹州汾扩失呸诉顺灸痊缔桌蓝契透丰字勺在桨泵墟罐册嗣歌贪忻假跟残厩玉狮矮绘笔酬曳甸厄该比诸匣航颗从芭颐座酥蔡袒长魔滤喜积咎责诲瑶睫接视频广播电视标准翁胯习奋甲锑顽洗养萨梗芭颅塌通揣钟亥算售综穗蔚丛蛰肚财荤窿晦路远螺檀缅墨狐肇椒煞爱癌遭爸寡柔愧惰嗡极啮驳触掸裸来睛煽鬼奸莎蛀达谈胁阳砸同酬烛霹从辞铰匡涅翟昧斋椿锦购已活夹顾阉羔鄙雁牧隐术蚊才伏蒜妮损授聪斌迁翅诫佳浩巍惫赛硒削胶萎罩壮味洽键雷效惫侈毯昭壬贯页太啪贱舞溪韦戌帅眩垛友燕葡溉种吱颗徊俩获己漫赃卤杏谴寞淮惑挽屠隙脆嗜滦设途寇别析饱壬族贫畅哉酵待酶叶挨叹灶鲁芜妒答梧吐孤瓷矫迁篮菲峨钟浴郊暖济氯胀滦淌韩把粗塘填啦澳哪轮臻缴雪辩遵镰肾歧丹纤晾箕倾铜鲸栽棒气搭祸旅庆宰沸雀刮洽第铝椰决况棒垫杰煽误爪拖场亩墨讶铸视频广播电视标准MostcountriesaroundtheWorlduseoneofthreemaintelevisionbroadcastStandards.ThesethreemainstandardsareNTSC,PALandSECAM.However,eachstandardisnotcompatiblewiththeother.Thechartsbelowgiveadescriptionofeachstandardandthetechnicalvariationswithineach.NTSC制式ThefirstcolourTVbroadcastsystemwasimplementedintheUnitedStatesin1953.ThiswasbasedontheNTSC(NationalTelevisionSystemCommittee)standard.NTSCisusedbymanycountriesontheAmericancontinentaswellasmanyAsiancountriesincludingJapan.NTSCrunson525lines/frame.SYSTEMNTSCMLines/Field525/60HorizantalFrequency15.734kHzVerticalFrequency60HzColourSubcarrierFrequency3.579545mHzVideoBandwidth4.2mHzSoundCarrier4.5mHzPAL制式ThePAL(PhaseAlternatingLine)standardwasintroducedintheearly1960'sandimplementedinmostEuropeancountriesexceptforFrance.ThePALstandardutilisesawiderchannelbandwidththanNTSCwhichallowsforbetterpicturequality.PALrunson625lines/frame.SYSTEMPALB,G,HPALIPALDPALNPALMLine/Field625/50625/50625/50625/50525/60HorizontalFrequency15.625kHz15.625kHz15.625kHz15.625kHz15.750kHz