Ͻź
Ȧ
ʹܽз
Cách đọc kèo châu ÂuôĸһκԵصʲôܶԡʱ˵ҪݾÿκԶһصһ֮ܿ¸ĿӦͨϵͳ
н߲˲Ů¼ȡܻⶥ˲(A)Ҽ˲(B)ԼڲʡҵλӦ˲䱾ԸܷУ()ѧУͶط˲(C)Ů()пɽ20¼ȡ˲(D)Ů()пɽ10¼ȡͬռѧУͳָ¼ȡȥ9˱˫ͨڡΥ֯˵ѡƶȺ֯ԭôΥĸɲѡ쵼λڸɲѡΪṩܲ
طӳǰֲȱһ̶ӰȺ4ѮɹŶִͺƫ֮ƫʧʼӿֲ517ʡȱ3500Ķ(2300Ķ)ȱ870ĶвԼ450Ķʡӳȱ֮ͳȡˮ֡ʩӰרҷײֺһ7-10ĿǰδӲִ״̬δɥʧȷ525֮ǰЧ껹Ԥ52024ǰνˮԤۼƽ8-20׳
ҽطѵĴڴΥΪļܱȻҴ˴ιԺĸҽƱϾδҽΥΪиеĹʷ21;ñ߱ʾ˺廪ƽڶ϶ǿҪʱƶúͣҲһֱڸаȫǿҪ廪ƽָʾϷش¹ʷнٱ20149йɷ˾ί³ȣݡʱչʵٱմ˰мί