Tỷ lệ kèo nhà cái£һܹҪͬ⡣ԥһ£뽫ڴ̻աȴ˳ϱһ֮ۼһսļգֵõϢƲҪ裬Ϊ˱ӵ´Ӫ䣬һϼ֮ɸ˳ǧӪŰǧϣҹ̣Ԯ¡һڿƯһأΧսʿݵĿУЩʿΪԼӪȥ
οҲѧ峵ڵ֪ݵʱѾ㽫ͽԺȥˡͣһ֣ѸٵĿסԼսüǰҵʿӶԷҵԼ¼Ͽ졣ȥɱǹУڵ֪⽫֮ǹɱٴηڵҵս
Щ꣬˺ܶࡣЩпΪʧߵԵʣʷԣǰļȴ֪⺫ı¿ɲͣۼǼѾ¹ΪȺܹʸԡ¡ЩպһʱŵִĿĵأһɽկ˵ׯȺɽ֮Уصľʷ·ƣǼûԭ֮ɭϵĵȼĿһУ˶ŮкȻߣŮ˿Ǻα飬ظоǰλŮЩǼУкܸߵ
Ѹ̯㣬ٵĿȥɫɱĴУ̼䱻һѹֵϢ֣ȺҲеһѹ֣Ŀ뿴СĽ䱸ɫһ˲·Ҫγˮƺһ֮Ծޣȷɳ۶ȥؿһͣǹ˫ۣȻһĸоо֮࣬ɱʤգӻ뿪