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flypigwang

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[½»Á÷] ¡¾Ô­´´¡¿how many ranges subduction in Eastern China since Permian?

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flypigwang

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¿´¿´Î÷̫ƽÑóÄDZßÊÇÈçºÎÒ»ÖÖÇé¿öÄØ? ÓÐEndnote×·Ë÷ÎÄÏ×ʱ,·¢ÏÖÓÐÁ½¸öµØ·½¾ÓȻͬʱ³öÀ´ÁËRange subduction. one is in AlasKa in 50-52Ma(Cole, 2006, GSA), ²»¹ýÑóÖм¹ÊÇÏò¶«ÄÏ·½ÏòÒÆ¶¯. left of the range is Kula plate. ÓұߵÄδ±êʶ³öÀ´.
another one is in Western North America(Breistsprecher, 2003, Geology). ×÷ÕßÔò»­³öÁËrange subduntion still in ca. 50Ma. so question came out. which one is right?
2Â¥2009-08-31 11:32:17
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flypigwang

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Maruyama(1997)ÔÚËûµÄÎÄÕÂÃèÊöÁËÈÕ±¾µºµÄÑÝ»¯ÀúÊ·,µ±È»ÊÇ´ÓÕû¸öµÄµØ¿ÇÔ˶¯ÑÝ»¯Ê·¿ªÊ¼µÄ.µ±È»,Ò²ÈøøÎÒÃÇÌṩÐí¶àÆäËüµÄÐÅÏ¢.¶øÎÒÃÇËù¹Ø×¢µÄÊÇËû´ÓÓ¡Ö§ÆÚ¿ªÊ¼µ½ÏÖÔڵĻ,¸ü¿´ÖеÄÊÇÆäÑóÖм¹µÄλÖÃ(ÒòΪǰ¶Îʱ¼äÒ»Ö±±»ÀϰåÌáµ½µÄrange subductionËùÎüÒý). ºÜÆæ¹Ö,Ò²Ðíµ±Ê±µÄ¹ÅÑÇÖÞÑó±»¼¸¸öÑóÖм¹Ëù·Ö¿ª,´ÓÀ´Óз¨À­Â¢°å¿é,ÓÐIzanagi°å¿é,»¹ÊÇPacific°å¿é.Ó¡Ö§ÆÚʱ,ÊÇFarallon plate and Izanagi plate with range subduction to SE China. Then,µ½ÑàɽÆÚʱ, ±íÏÖΪIzanagi plate and Pacific plate with range subduction to SE China. at least, ÎÒÃÇÄÜ¿´µ½ÔÚ¹Å̫ƽÑó°å¿éÉÏ´æÔÚ×ÅÕâÈý¿é°å¿é.
3Â¥2009-08-31 11:32:43
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flypigwang

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4Â¥2009-08-31 11:39:38
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Originally posted by flypigwang at 2009-8-31 11:32:
¿´¿´Î÷̫ƽÑóÄDZßÊÇÈçºÎÒ»ÖÖÇé¿öÄØ? ÓÐEndnote×·Ë÷ÎÄÏ×ʱ,·¢ÏÖÓÐÁ½¸öµØ·½¾ÓȻͬʱ³öÀ´ÁËRange subduction. one is in AlasKa in 50-52Ma(Cole, 2006, GSA), ²»¹ýÑóÖм¹ÊÇÏò¶«ÄÏ·½ÏòÒÆ¶¯. left of the range is Ku ...

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ÄãµÄÒâ˼ÊÇΪʲô²»Í¬Ê±¼äÄÚ´æÔÚridge subduction?
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flypigwang

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Originally posted by flypigwang at 2009-8-31 11:39:
ÁíÍâÒ»¸öÎÊÌâÒ²¾ÍËæÖ®¶øÉúÁË,¼´: ÕâЩ°å¿éÊÇÒòºÎ¶ø·Ö¿ªµÄ. ÓÐÈË˵ÊǵØá£Öù»òÕ߯äËü,ÕâÎÒ²»ÖªµÀ.µ«ÊÇÎÒÃÇ¿ÉÒÔ×·ËÝËûÃǵÄÒÆ¶¯·½Ïò. ËïÎÀ¶«ÔÚ2007ÄêEPSLÉϾÍдÁËһƪÎÄÕÂÊǹØÓÚ̫ƽÑ󸩳åÓëÖйú´ó½֮¼äµÄ¹ØÏµ,ÆäÖÐËû ...

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6Â¥2009-09-01 10:47:34
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ºÙºÙ.ÎÒÀϰå×î½üÔÚ¸úÎÒÃÇÁÄÌìµÄʱºò,Ò²Ìá³ö˵,Èý½­³É¿ó´øÓ¦¸ÃÉϸúÑ󼹸©³åÓйØÏµµÄ. ÎÒÄÇÌì¿´ÁËÒ»ÏÂÈ«¹úµØÐÍͼ,¸Ð¾õÑ󼹵ķ½ÏòÊDZ±¶«¶«ÏòµÄ.¶øÄÇÌõ³É¿ó´øÊÇÄϱ±ÏòµÄŶ.Ææ¹Ö. ÄѵÀ¸©³åÏÂÈ¥µÄÄDz¿·ÖÑó¼¹ÊÇÄϱ±ÏòµÄ?
8Â¥2009-09-02 14:44:42
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àÅ, н®ÄDZߺÃÏñÊÇÌìɽ,ÏÖÔÚÔ½À´Ô½¶àµÄÈËÌá³öÓÐÑ󼹸©³åµÄʼþ·¢Éú.
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9Â¥2009-09-02 14:47:40
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