新闻是有分量的

娣卞害瑙h?锛?杩????芥??娉????辩??榛?娲?????涔?????锛?

2019-04-12 03:40 栏目:澳门娱乐平台网址

????浜虹被棣?寮?榛?娲??х??娣卞害瑙h?
????杩????芥??娉????辩??榛?娲?????涔?????锛?

????濡???瑕?璇?????019骞存????浠峰?煎????????寰????х??锛??d???涓??㈣?寮??х???????杩???500涓???骞村???澶ц川????绯?87涓??瓒?澶ц川??榛?娲???榛?娲??村奖?х??锛?涔???汉绫绘??????棣?寮?榛?娲??х????瀹????娲?瀛??ㄧ???存?モ??瑙?瑙???璇????浠?寮哄????虹??瑙?搴﹂?璇?浜??卞?????﹀箍涔??稿?璁恒??

????杩?寮??х??浜?2017骞???????锛?涓ゅ勾???????叉????烘?ャ??2019骞???10?ョ?遍?娲?浜?浠惰?????杩???锛?Event Horizon Telescope锛? EHT锛???浣?缁?缁???璋?????ㄧ?????拌??????甯???

??????涓?瑙???榛?娲?濡?浣?璇???瀹?瀛????

????涓??惧?骞村??锛??卞?????︽???哄箍涔??稿?璁猴?灏?寮???瑙?涓烘?剁┖???茬????搴???浠????圭?棰?瑷?锛?涓?涓?????????╀??介?????ㄤ?浠惰???锛?event horizon锛?涔???锛??ㄨ?????锛??跺???寮哄ぇ?拌????芥??娉????憋?杩?涓??╀?灏辨???娲?????涔?????????绯讳腑蹇??藉??ㄩ?娲?锛??ㄩ?i??瀹?浠???互???垮?板お?宠川?????扮?句??????板??浜垮????

?????ㄨ?娆℃???у??锛?涓昏???涓?绫讳唬琛ㄦ?ц?????互琛ㄦ??榛?娲???瀛????

????1. ??????姘?浣???杩??ㄩ???蹭?榛?娲???韪?抗??榛?娲???寮哄???锛?瀵瑰?ㄥ?寸????????姘?浣?浼?浜х??褰卞??锛???互??杩?瑙?娴?杩?绉?褰卞???ョ‘璁ら?娲???瀛??ㄣ??

????2. ?规???娲??哥Н?╄川锛?绉?瀛﹀?浠???杩?涓??绋?姣??绘??????涓?瑗库??锛????虹?????ュ?ゆ???娲???瀛??ㄣ???ㄩ?娲?寮哄?????浣??ㄤ?锛??ㄥ?寸??姘?浣?灏变???榛?娲?涓??斤??ㄨ?绂婚?娲????惧?板??涓???浜?浠惰??????版?瑰舰??涓?涓????????板甫?????哥Н????浠ヨ?澶ц川??榛?娲?涓轰?锛?濡?????榛?娲????哥Н???哄??姣?浣?涓?涓??璞?锛???????绯诲氨?稿?浜?涓?涓?韩楂?5涓?绫崇??宸ㄤ汉锛??借?榛?璞???ぇ灏???娲昏?榛?娲?姣?宸ㄤ汉??????绯诲???涓???锛?浣?姣?绉??????虹???介???磋?瑕?寮哄?澶???杩?绉?灏?灏哄???澶ц?介?????ц川浣挎??浠??ㄦ???寰????芥???娲???

????3. ??杩????伴?娲????跨??杩?绋???????瑙?榛?娲???婵???骞叉?寮???娉㈠ぉ???帮?LIGO锛??㈡???浜?娆″???娉㈤?藉?搴?浜?????绾ц川??榛?娲???骞跺??浜?浠讹?瑙?璇?浜??村???榛?娲????╁苟?????夸负?村ぇ榛?娲???杩?绋???杩?绫诲???娉㈢?????帮?涔?????浠??ㄦ???娲?瀛??ㄧ??璇????涓???

????骞夸??稿?璁洪?瑷?锛???涓洪?娲???瀛?????ㄥ?存?剁┖寮??诧?姘?浣?琚??稿?涓??姐??姘?浣?涓??借?抽?娲???杩?绋?涓??寮????借浆??涓哄?????????姝ゆ?浣?琚??????虫?板??浜垮害??榛?娲?灏卞??娌?娴稿?ㄤ???绫讳技????姘?浣?????浜??哄????锛?浜?浠惰?????璧锋?ュ氨???村奖锛??村奖?ㄥ?寸?????涓?涓??卞?哥Н???锋?杈?灏???????濡??版???剁?????????翠?榛?娲?????????涓?瑙?娴???瑙?绾挎?瑰????涓???锛???????澶у?绾︿负4.8-5.2???茬?﹁タ??寰?锛??茬?﹁タ??寰?锛???娌℃????????榛?娲???浜?浠惰?????寰???锛?

????缁?榛?娲????т?姝㈡??负浜????艰?涓哄???

????缁?榛?娲????э???涓?涓??瀛︽??涔?锛?

????1. 瀵归?娲??村奖??????灏??芥??渚?榛?娲?瀛??ㄧ???存?モ??瑙?瑙???璇?????榛?娲????锋??寮哄?????锛?缁?榛?娲????ф??涓昏???????灏辨???ㄥ己寮????轰?楠?璇?骞夸??稿?璁猴?????瑙?娴?缁??????︿???璁洪?瑷?涓??淬??

????2. ???╀???瑙i?娲????浣?????涓?瑗库??????榛?娲???????褰扁???哄????甯搁??杩?榛?娲??????╄川褰㈡?????哥Н?????????ㄥ?哄??锛?杩?????淇℃??挨涓哄?抽???缁煎??涔???瑙?娴??峰????哥Н???村?渚х??淇℃???灏辫?芥?村ソ?伴????杩?涓??╃??杩?绋???

????3. ???╀???瑙i?娲??锋???浜х?????瑰??????浜?????榛?娲?涓??界???╄川?ㄨ????????锛?浼??变?纾??虹??浣????娌跨??榛?娲???杞??ㄦ?瑰??琚??峰?哄?汇??浠ュ???堕????淇℃??????村ぇ灏哄害涓???锛?绉?瀛﹀?娌℃??ラ???ㄩ??杩??锋?浜х????婧?澶村?????浜?浠?涔???瀵归?娲???褰辩??????锛?灏辫?藉?╁ぉ??瀛﹀?涓???涔?????

????榛?娲??х??搴?璇ユ????凤???褰㈤?村奖+????/p>

????涓??惧勾??锛??卞?????﹀箍涔??稿?璁烘???哄??涓?涔?锛?渚挎??绉?瀛﹀??㈣?浜?榛?娲??ㄥ?寸????绾垮集?茬?拌薄??涓?涓?绾?0骞翠唬锛?James Bardeen??Jean-Pierre Luminet绛?浜鸿?绠??轰?榛?娲????惧????涓?涓?绾?0骞翠唬锛?Heino Falcke绛?澶╂??瀛﹀?浠??娆″?轰?骞夸??稿?璁轰?????绾胯拷韪??搴?锛?妯℃???洪?舵渤绯讳腑蹇?榛?娲?Sgr A*???峰?锛?寮??ヤ?榛?娲????村奖????姒?蹇点??

??????璁洪?瑷?锛???榛?娲?寮哄????虹??褰卞??锛?榛?娲??哥Н???锋?浜х????杈?灏???琚??娲?寮??诧?浣垮?澶╃┖骞抽???涓?瑙?绾挎?瑰?????寸?????琚??娲???瑙?杈圭????锛?apparent boundary锛??????????涓轰?锛??ㄨ?杈圭??????互??????瀛?锛?????ㄨ?????互澶?锛?灏辫?介??绂婚?娲?锛?浣????板?寮虹??寮???绾㈢Щ??搴?锛?浜?害浣?锛???瑙?杈圭??????互澶?????瀛?锛??界???榛?娲?缁?杞????锛?绉?疮??浜?害瓒冲?楂???

????浠?瑙?瑙?涓???锛?瑙?杈圭????渚х??浜?害???炬?村急锛???璧锋?ュ氨??涓?涓???褰㈢???村奖锛?澶??㈠???寸??涓?涓???浜???????????姝や?寰???榛?娲? ???村奖??锛?black hole shadow锛???杩?涓??村奖??澶?澶у????茬?﹁タ榛?娲????村奖?村???????村???5.2??锛?濡???榛?娲?杞??蹇???村奖?村?涔???绾?.6??瑙?????寰???濡?姝ょ???ワ?榛?娲?瑙?杈圭????灏哄?涓昏?涓?榛?娲?璐ㄩ?????崇郴锛???涓?榛?娲?????浆?崇郴涓?澶с??

???????ワ??村?绉?瀛﹀???瀵归?娲?????寮?灞?浜?澶ч??????绌讹???棰?瑷?榛?娲??村奖??瀛??ㄣ????姝わ?瀵归?娲??村奖???????藉???渚?榛?娲?瀛??ㄧ???存?モ??瑙?瑙???璇?????

???????????????????褰卞???

????涓轰????风?涓?寮?榛?娲??惧??锛?杩??荤????骞村??堕?撮??锛?楹荤????宸ュ??㈢??澶╂??瀛﹀?浠?????浜??朵??烘??????琛?浠??璁╁?ㄧ????釜澶╂???板???跺??舵渤绯讳腑蹇???榛?娲?Sgr A*??M87??绯讳腑??榛?娲?M87*灞?寮?浜?姣?背娉㈡?瑙?娴?锛?杩?浜???杩???缁?绉颁负??浜?浠惰?????杩?????(Event Horizon Telescope锛?EHT)??

?????变?EHT姝ゆ?瑙?娴???娉㈡???.3姣?背锛?瀹规?????扮??澶ф???姘存苯褰卞??锛???姝よ?浜?浜?姣?背娉㈡??杩?????甯??ㄩ?娴锋???板?猴??????濞?澶峰??澧ㄨタ?ョ????北??浜??╂??e???灞辫????瑗跨??????????杈惧北?????哄?╃???垮??¢┈娌?婕?浠ュ???????广??

??????涓?姝ゆ?瑙?娴????????浜?涓?????釜?扮?圭????釜?扮????朵腑?变?浣?缃??????讹?浣?浜???????SPT??杩?????娉?瑙?娴???87*????浠ュ??涓?瑙?娴?M87*????杩???瀹???涓?????般??

????缁?榛?娲???????????澶??句?

????缁?榛?娲????ч?句??撅?????俱??涓??舵??浠??浼??颁?澶╂?????虹?涓?寮??х????

?????ㄨ?涓??绋?涓????涓?搴ч?句互?捐???澶у北锛?榛?娲??村奖????灏??????????姹???楂???瑙?娴?娉㈡???澶??????版??????????㈠?杩?浜??剧?癸?澶╂??瀛﹀?浠????ユ?烘?э??垮?轰?涓?灏?搴?瀵圭??濡?????

????瑙e?抽?娲??村奖????灏?????瑕?涓や釜??璋遍????/p>

????涓轰?瑙e?宠?涓????锛???瑕?淇?璇?涓や釜????璋扁?????????фā?归??璋便????杩?????瀹?????璋便??

????榛?娲??村奖瀹?????璧锋?ョ??澶у?涓昏?涓?涓や釜??绱????斥????瀹?????澶у???榛?娲??板?扮????璺?绂汇??

????涓?涓?绫充?澶???涔?涔???锛??村?40姣?背锛???涓?涓??剧背涔?澶???4绫抽?挎????璧锋?ヤ??烽?????浠ュ?ㄦ??杩??????ц?藉???????????典?锛??宠?????涓?寮?濂界?х??锛?涓?瀹?瑕??句?涓?????璋扁???????фā?癸?瀹???瑙?灏哄???璧锋?ュ?澶с??

??????榛?娲??村奖??瀹???澶у?涓?榛?娲???璐ㄩ?????筹?榛?娲?璐ㄩ??瓒?澶э?榛?娲??村奖瓒?澶э???缁煎??璺?绂诲??绱?锛?浣?浼????伴???╀复杩???瓒?澶ц川??榛?娲???釜???轰??????舵渤绯讳腑蹇???榛?娲?Sgr A*????绯?87??涓??榛?娲?渚挎??袱涓?ソ妯$?广??

????Sgr A*???扮??涓??藉?瑙?娴??扮????澶х??榛?娲?锛?璐ㄩ????00澶?涓???澶??宠川??锛?瀵瑰???瑙?????寰???300澶?涓???绫筹???瑙?杈圭????????寰?绾?300澶?涓???绫筹?瀹??板?扮????璺?绂绘??6000??骞达???瑙?杈圭??????璧锋?ョ??瑙?灏哄?绾︿负0.00005瑙?绉?锛?50寰??绉?锛?1瑙?绉??稿?浜?100涓?寰??绉?锛???瑕??ラ??锛?浠??扮??涓???婊℃????灏哄?绾︿负30瑙???锛?1瑙???绛?浜?60瑙?绉?锛?锛?50寰??绉?灏辩?稿?浜?浠??扮??涓???????涓?涓?涓??瀛?澶у????╀???

??????榛?娲?M87*锛?灏界?璐ㄩ??姣?Sgr A*璐ㄩ??澶т?绾?500??锛?浣?璺?绂诲?磋?浜?2000澶???锛?浣垮?舵??涓虹?浜?澶ч?娲?锛?榛?娲??村奖??澶у?绾︿负40寰??绉???

?????煎?涓?????????变?瀵?87涓?ぎ榛?娲?璐ㄩ????涓???娴????规?锛?姘?浣??ㄥ??瀛?S.?????ㄥ??瀛︼???寰?缁???宸??杩?涓ゅ??锛????崇??榛?娲??村奖??澶у??????藉?浜?40寰??绉?锛????充?浜?姝ゆ?EHT???藉??杈ㄧ???藉??????????姝や?杩?涓??搴︾??锛?M87*???村奖????????锛?????垢杩?锛?骞朵负M87*榛?娲???璐ㄩ????渚?浜????躲??

????????榛?娲??х?????ㄥ?扮????杩??????垫??搴﹀????杈ㄦ???寰???瑕?锛?杩?涔?????杩版??杩???瀹?????涓ゅぇ瑕?绱???涓よ????瀵瑰??垫??杩??????e????轰?瑕?姹?锛???杩??????e?瓒?澶э??剁?垫??搴﹁?楂?锛???杈ㄦ???瓒?楂???姝ゅ?锛???杈ㄦ???杩???瑙?娴?娉㈡????炽??

?????变?灏??垫??杩??????ユ?跺????娉㈤?挎???????娉㈤?跨??涓?????涓???锛?涓轰?杈惧?板???风????杈ㄧ??锛?灏??垫??杩???寰?姣???瀛︽??杩???澶т?涓???涓???????姝わ??e?涓虹?剧背绾х??灏??垫??杩??????借揪?扮????杈ㄧ?????宠?杩?涓????卞ソ??浠?娇?ㄧ????瀛︽??杩?????

????澶╂??瀛﹀?瀵归???杈ㄧ????娓存?锛?骞舵病??姝㈡?浜?灏??垫??杩?????澶╃嚎?????垮?虹嚎骞叉?娴???锛?Very Long Baseline Interferometry; VLBI锛?????В?充?灏??垫??杩???瀹??伴???杈ㄦ??????鹃???

??????璋?VLBI?????灏辨????搁??涓ゅ?扮??涓ゆ?跺??垫??杩??????惰?娴??ヨ????涓?澶╀???灏??垫尝锛??规????????????堕?存????锛?灏?澶╀???灏??垫尝璁板?涓??ワ??跺????灏?杩?涓や釜璁板?涓?璧烽???ュ????鸿?琛??稿?冲???锛???缁??????峰??璇ュぉ浣???灏??佃?灏?寮哄害??浣?缃???

????瑕?????????蹇?椤昏?姹???????杩????ㄦ?堕?翠?瀹??ㄥ??姝ワ?褰?EHT??姣?涓???杩????借?藉?ㄦ?堕?翠???姝ユ?讹?璁板??扮??淇″?峰氨?借?瀹?缇??颁慨姝h???︺??濡????????绋冲?锛?璀??浼????ㄧ??璇?锛???灏?????绾垮???娉???纭????︺??EHT?╃?ㄦ阿??瀛????ョ‘淇?璁板???绋冲??с????瀛????界簿???版??颁嚎骞存??璇?樊涓?绉???

?????煎?涓????????璇?LBI?????????搴??ㄤ????藉?濞ユ?㈡??宸ョ????㈡??ㄧ??娴?瀹?浣???

????灏??靛共娑???????????瀹??戒娇寰???杩????靛????瑙???杈ㄧ???歌?浜???????舵??杩????撮?锛??垫??搴︿??撮???VLBI缃?缁?渚挎???╃?ㄨ?涓??????璁╁?浜?涓????扮??浣?缃???澶?涓???垫??杩???????璧锋?ワ?缁???涓?涓???杩???瑙?娴?缃?缁?锛????跺?涓?涓?ぉ浣?杩?琛?瑙?娴???

????瀹??伴??????娴?娉㈡?锛?1姣?背+楂?绮惧害??杩???

?????规????璁洪?瑷?锛?榛?娲??ㄥ?存?浣???姣?背??杩???杈?灏?寮哄害??楂?锛???涓????抽???????1姣?背??杩???釜姣?杈?骞插????瑙?娴?绐??o?琚???姝ヨ???告?剁???浣??ㄥぇ澶у??寮憋?榛?娲??ㄥ?存?浣???杈?灏???寰???????2017骞?HT瑙?娴?Sgr A*??M87*???轰???绐??d究??.3姣?背锛????ヨ?甯?????.8姣?背??

?????㈢?剁??璁洪?瑷????抽?瑷??虹???х??寰??╀究瀛????VLBI?????骞堕??杩???骞存??????锛??d负浣?榛?娲??х???板?ㄦ??璇??????

????涓昏??堕??跺??ㄨ?娴?绐??b????1姣?背宸﹀?炽??杩?绉?瀵硅?娴?娉㈡?????楂?瑕?姹?锛??跺?灏辨???崇??瀵规??杩????ц?界????楂?瑕?姹???

????瑕?璁?HT瀹??版??浣虫?ц?斤??や?瑕?浣跨??LBI?????杩???涓??瑰???瑕?????姣?涓???杩???蹇?椤绘?ц?借冻澶?濂姐??

????EHT??姣??跺??垫??杩?????川涓?灏辨????跺ぇ?e??????╅?㈠ぉ绾匡?灏卞??????澶╃嚎????涓轰?淇?璇?灏??垫??杩?????澶╃嚎?ㄨ?娴?娉㈡???姝e父瑙?娴?锛?澶╃嚎?ㄦ???????涓??ㄦ?锛???宸ョ簿搴﹀?椤昏冻澶?楂?锛??跺??绂绘???╅?㈢??绋?搴︽??澶????戒?瑙?娴?娉㈤?跨?稿樊5%??

??????姝わ???互棰??筹?瑙?娴?姣?背娉㈡?瑙?娴???绫虫尝??瑕?姹???澶╃嚎??宸ョ簿搴︽?撮?锛???宸ラ?惧害?村ぇ??澶у?涔?涓??惧???帮???涓?EHT?????版??杩????????e?澶у?涓哄????绫筹???澶т?杩?73绫炽??

?????辨????锛??规?????绉?瀛﹂??姹?锛???杩???蹇?椤诲?ㄥぇ??绮句?浣??烘??琛★?涓??戒??冲?拌拷姹?澶э?濡???浣???绉?瀛﹂??姹????冲?ㄦ?绫虫尝瑙?娴?澶╀?锛??翠??冲?拌拷姹??e???澶э?浣???娉?淇?璇????╅?㈢簿搴︼?缁????规??氨娌℃?瀹??版?绫虫尝淇″?风?????????︼?杩??舵??杩???灏辩?涓?涓???????浣?????

???????叉????х??锛?澶??????????版?????????

?????ㄨ?娆℃????榛?娲??х????杩?绋?涓??澶??拌?澶????惰?娴???璁板?锛??跺??灏??版????诲?颁?璧峰??????2017骞???浠界??瑙?娴?涓????釜?扮??ㄤ?澶╄?娴????村?辫?褰?绾?500 TB???版???1TB绛?浜?1024GB锛??稿?浜?500灏??剁??楂?娓??靛奖锛???

??????涓烘?版????搴?澶у?涓????介??缃?缁?浼???锛???浠?HT?ㄧ‖???ョ邯褰?姣?涓???杩???????濮?瑙?娴??版???????纭???瀵????版?????涓????

????瓒?绾ц?绠??洪??瑕??峰???稿????淇″?峰?拌揪涓や釜??杩??????跺?诲樊锛??跺欢锛?浠ュ???跺欢?????堕?寸??????蹇?????跺欢??锛?锛??℃?灏??垫尝?佃揪涓?????杩??????堕?村樊锛?????缁煎??涓や釜??杩?????浣?缃?俊????淇″?风??寮哄害浠ュ??涓?杩颁袱涓????扳?????跺欢???跺欢??锛?灏卞??互瀵硅?澶╀???灏??佃?灏?寮哄害??浣?缃??琛???????

????杩?涓??绋?涓?????版????涔?澶?锛?澶????惧害涔?澶ч?芥???????????????充娇?板?ㄤ汉绫荤??杩?绠??藉??宸茬???甯稿己澶э?杩?寮??х??杩????辫垂浜?杩?涓ゅ勾?堕?粹???叉???????浠?2017骞???寮?濮?锛?绉?瀛﹀?浠??ㄤ?杩?涓ゅ勾?堕?村?杩?浜??版???琛?????澶???????????缁?浜?锛??ㄥ??澶╁??甯?浜?棣?寮?榛?娲??х????

?????舵渤绯讳腑蹇?榛?娲?Sgr A*???х???冲??虹??

?????ㄤ负榛?娲????х??杩?绋?涓??涓??界?瀛﹀?娌℃??缂哄腑?????界?瀛﹀??挎???虫敞楂???杈ㄧ??榛?娲?瑙?娴???榛?娲??╃??????璁轰??板?兼ā????绌讹??ㄤ?浠惰?????杩???锛?EHT锛??介????浣?褰㈡??涔???锛?灏卞凡寮?灞?浜?澶??归?㈠?锋???介???剧ず搴︾???稿?冲伐浣???

?????ㄦ?娆?HT??浣?涓?????界?瀛﹀??ㄦ?╂??EHT?介????浣????ㄥ?ㄣ??EHT??杩???瑙?娴??堕?寸???宠???澶?濞?澶?CMT??杩?????瑙?娴??????????版???????缁?????璁哄????绛??归?㈠???轰?涓??借础????

????1.?烘????涓?

????EHT???涓??骞村?介????浣???缁???锛?绉?瀛﹀?浠???渚?浜???绌跺?瀹?涓?????绔?ぉ浣????版?规???EHT??寤鸿???瀹e???瑙?娴?缁???婧?浜??板??骞磋?娴???????????璁哄伐浣?????????绉?疮??杩?涓??ヨ????????扮????绌朵汉????瀵?????浣?????涓?寮???锛????ㄧ???㈤????浣????歌????13涓???浣??烘???卞????寤轰?EHT锛?浣跨?ㄤ??㈡?????虹?璁炬?藉苟?峰?浜???绉??烘??????????涓昏?璧????辩??藉?藉?绉?瀛﹀?洪??浼?锛?NSF锛???娆х??娆ф床??绌剁??浜?浼?锛?ERC锛???涓?浜?璧??╂?烘????渚???

????杩?涓?婵??ㄤ汉蹇??????????颁?涓??界?瀛﹂?㈠ぉ??澶х?瀛︿腑蹇?锛??藉?澶╂???般??绱???灞卞ぉ???板??涓?娴峰ぉ???帮?????????澶╂??澶х?瀛︿腑蹇???HT??涓?涓???浣??烘??锛?EHT?辨??涓?涓???浣??烘??锛?????????涓?娴峰ぉ???扮?靛ご缁?缁???璋??藉??瀛﹁????杩?璇ュ??浣??烘????涓?姝ゆ?EHT椤圭????浣???

????2.??杩?????涓?

?????宠??╃??LBI????????涓?涓?????e?瓒冲?澶с???垫??搴﹁冻澶?楂?????杩???锛???瑕??ㄥ?ㄧ?????板箍娉??板??甯?瓒冲?澶???杩?绫绘??杩?????杩??诲??骞翠腑锛???????绐??淬???板??垫??杩???涓???缓??骞跺????HT椤圭????绠?娉??????扮?锛?缁?浜?璁╁ぉ??瀛﹀?浠???寮?浜?涓????充?榛?娲???榛?娲?瑙?????绌剁???ㄦ?扮??c??

????姝ゆ???涓???HT瑙?娴???JCMT?????变腑绉??㈠ぉ??澶х?瀛︿腑蹇???涓???涓?涓?HT??浣??烘??璐?璐h??ャ???变?瑙?娴?娉㈡??????讹?姝e?瑙?娴??轰???瑙?娴?娉㈡???.3姣?背??

????浣?浜?涓??藉ぇ????灏??垫??杩???????涓?姝e???瑙?娴?锛?浣??ㄥ????????瑙?娴?锛?2017骞?-5?????ㄧ??????瑙?娴?锛?涓??涓?娴?5绫冲ぉ椹???杩??????扮????灞?5绫冲??垫??杩???浣?涓轰?浜?VLBI缃??????卞????涓?浜?瀵?????姣?背娉?LBI????瑙?娴?锛?涓烘??缁???M87*榛?娲???????渚?浜??绘????????躲??

??????涓?姝ゆ?EHT瑙?娴???涓?娴峰ぉ???颁?瀹朵??磋〃绀猴?瀵?87*榛?娲???椤哄?╂????缁?涓???HT??缁??圭???涓??归???瀵逛?M87*??瑙?娴?缁???????杩??芥?村??娣卞?ワ?浠????峰?榛?娲??ㄥ?寸??纾??烘?ц川锛?瀵圭??瑙i?娲??ㄥ?寸???╄川?哥Н???锋?褰㈡???冲?抽??瑕????︿??归???澶у?缈?棣?浠ュ????舵渤绯讳腑蹇?榛?娲?Sgr A*???х??涔?瑕??虹??浜???

????EHT椤圭????韩杩?灏?缁х画????绾р??锛?杩?浼????村???瑙?娴??扮?????HT锛??垫??搴﹀???版??川???藉???????璁╂??浠??璧锋??寰????ョ????87*??Sgr A*???撮?娓??х??锛????扮?х????????榛?娲?濂ョ???

?????讳?锛?浜虹被?㈢?跺凡缁????扮?涓?寮?榛?娲??х??锛??d?榛?娲????????ュぉ杩?浼?杩???锛?

??????/宸︽????锛?涓??界?瀛﹂???娴峰ぉ???帮?

?????炬????璋㈢?瀛﹀ぇ?㈠?????div id="function_code_page">