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走线的参考平面在哪?

时间:2012-08-09      浏览次数:

778专业棋牌测评网HENDUORENDUIYUPCBZOUXIANDECANKAOPINGMIANGANDAOMIHUO,JINGCHANGYOURENWEN:DUIYUNEICENGZOUXIAN,RUGUOZOUXIANYICESHIVCC,LINGYICESHIGND,NEIMENAGESHICANKAOPINGMIAN?

YAONONGQINGCHUZHEIGEWENTI,BIXUDUILEJIECHUANSHUXIANDEGAINIAN。WOMENZHIDAO,BIXUSHIYONGCHUANSHUXIANLAIFENXIPCBSHANGDEXINHAOCHUANSHU,CAINENGJIESHIGAOSUDIANLUZHONGCHUXIANDEGEZHONGXIANXIANG。ZUIJIANDANDECHUANSHUXIANBAOKUOLIANGGEJIBENYAOSU:XINHAOLUJING、CANKAOLUJING(YECHENGWEIFANHUILUJING)。XINHAOZAICHUANSHUXIANSHANGSHIYIDIANCIBODEXINGSHICHUANSHUDE,CHUANSHUXIANDELIANGGEJIBENYAOSUGOUCHENGLEDIANCIBOCHUANSHUDEWULIHUANJING。CONGDIANCIBOCHUANSHUDEJIAODULAIJIANG,XINHAOLUJINGHECANKAOLUJINGYIDAOGOUCHENGLEYIGETESHUWULIJIEGOU,DIANCIBOZAIZHEIGEJIEGOUZHONGCHUANSHU。CONGDIANLIUHUILUJIAODULAIJIANG,XINHAOLUJINGCHENGZAIXINHAODIANLIU,CANKAOLUJINGCHENGZAIFANHUIDIANLIU,YINCICANKAOLUJINGYECHENGWEIFANHUILUJING。

DUIYUPCBSHANGDEBIAOCENGZOUXIAN,ZOUXIANHEXIAMIANDEPINGMIANCENGGONGTONGGOUCHENGLEDIANCIBOCHUANSHUDEWULIHUANJING。ZHEILI,ZOUXIANXIAMIANDEPINGMIANDAODISHISHENMEWANGLUOSHUXINGWUSUOWEI,VCC、GND、SHENZHISHIMEIYOUWANGLUODEGULITONGPI,DOUKEYIGOUCHENGZHEIYANGDEDIANCIBOCHUANSHUHUANJING,GUANJIANZAIYUXIAMIANDEPINGMIANSHIDAOTI,ZHEIJIUGOULE。XINHAOLUJINGSHIBIAOCENGZOUXIAN,SUOYIXIAMIANDEPINGMIANJIUSHICANKAOLUJING。DUIYUPCBSHANGZHEIYITESHUJIEGOU,CANKAOLUJINGSHIYIPINGMIANDEXINGSHICHUXIANDE,SUOYIYEJIAOCANKAOPINGMIAN。CONGDIANLIUHUILUDEJIAODULAISHUO,CANKAOPINGMIANCHENGZAIZHEXINHAODEFANHUIDIANLIU,SUOYIYEJIAOFANHUIPINGMIAN。XIAMIANDETUXIANSHILEBIAOCENGZOUXIANDECHANGFENBUHEDIANLIUFENBU。ZHEILICANKAOPINGMIANDEZUOYONGYINGGAIHENQINGCHULE:ZUOWEIDIANCIBOCHUANSHUWULIHUANJINGDEYIBUFEN(CONGDIANCIBOCHUANSHUJIAODU)、ZUOWEIDIANLIUFANHUILUJING(CONGDIANLIUHUILUJIAODU)。

RUGUOGAODONGLESHANGMIANDELUOJI,NEIMENEICENGZOUXIANDECANKAOPINGMIANZAINAJIUHENQINGCHULE,ZOUXIAN、SHANGFANGPINGMIAN、XIAFANGPINGMIAN3ZHEGONGTONGGOUCHENGLEDIANCIBOCHUANSHUDEWULIHUANJING,SUOYISHANGXIALIANGGEPINGMIANDOUSHIXINHAODECANKAOLUJING,YEJIUSHICANKAOPINGMIAN,CONGXIAMIANDECHANGFENBUTUZHONGKEYIHENQINGCHUDEKANDAOWULIHUANJINGHECHANGFENBUDEGUANXI。CONGGOUCHENGDIANLIUHUILUDEJIAODULAIKAN,XIATUDEDIANLIUFENBUTUYEHENQINGXIDEXIANSHICHUFANHUIDIANLIUDEFENBU,RUGUOLIANGGEPINGMIANHEZOUXIANZHIJIANDEJIANJUJINSIXIANGDENG,NEIMELIANGGEPINGMIANSHANGDEFANHUIDIANLIUYEJINSIXIANGDENG,CISHI,LIANGGEPINGMIANTONGYANGZHONGYAO。CONGZHEIGEJIAODUYENENGHENHAODELIJIELIANGGEPINGMIANDOUSHICANKAOPINGMIAN。RUGUOHAISHIWUFALIJIEWEISHENMELIANGGEPINGMIANDOUSHICANKAOPINGMIAN,BUFANGHAOHAOKANKANXIAMIANDEZHEIGETU,WULUNCONGNAGEFANGMIANLAIKAN,LIANGGEPINGMIANSHIWANQUANDUICHENGDE,WEISHENMEHAIJIUJIENAGESHICANKAOPINGMIAN,RUGUOYIGESHI,NEIMELINGYIGEWEISHENMEBUSHI?

理解参考平面的最直接的方法就是“构成电磁波传输的物理环境”。

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