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Cách đọc kèo châu Âu˱ʫΪճиݾ龰Ժл֮йصʫʱźɫ綯ҸĽʫ⾳ӶһΪ˵ľֱԱɵڶദԺʱɵ³ѾʧȥΪ鷢һʱ"϶ھһŬ¹ʷ"ɵ³1989˽˷ɻʻִ1997P-51Ұֱӵ8001000Сʱķо
35մѧ뽻ѧϢϵͳ(SEVIS)ȡѧѧУĹѧ20173ȼ5%
ڼïдӡת˵¼˺͵ʶȫ쵼˽뺫תͳջԸѾͬڽ5ǰ
м(MarcelChu)2008ѾŲֱָϵķ(DonnaHenderson)òκζеһķȿֵܽǼʱ430ŦԼʱõһ嵥ǹرн50ѯͳԽһ˹ĹϵжǷԤȫ㲥˾52ձʾر̸˹ĹϵԼǷ˾һٶǷdzǵԼܵɺѯһ͵ġα֤塱ܻͳѶ526ߴӳɶķ־ֻϤǰҹ鴦ΥʱڳɶҽҩѧŸһƼΪüʻԱڼѡֳˣϾƺʻóΪֳָ֤ͨͬȻԭϤѪʾѪҺƾΪ144mg/100mlƼʻĿǰѱ¾