Tỷ lệ kèo nhà cái⡭ĿɿڴĿŻңһźһӱ˽ɫǰһӱһϺӮˣûضˡͷһ٣ȥԺˣڼúĸףҲĵܵǺúˣһۣЦκһ֣Ȼүү䣬еĴѾ£ѪŽУһͷںнʿз𣬼ȻԷûзҲûҪȥթˣһԷԴκһսȵʿǣҳ壡
ɱȳϳǽսʿս֮ʣһȴսʿֱӿһսʿһ갰Են£սʿսͬʱ̴갰Ե壬ʣµսʿǰһΧIJܾ֣СͬȷʵãүүոȥԼɼǵүүǰ˵Ļ֮ң֮ң⻰治˵һܿŵżΪ֣ˣʱֱƳм䣬ʵڲˡѹ˺Ӷػƺһо·
ѧϵ飬ȨٹΪҪָԼĵλҡīҡũȻԸ⣬Űɣò˶ãǻԼվ˵ģһۣǿ־ˡЦ£ŷһۣҪ죬˵¶ءɲдĺб˻֣κӲδ
̧̧ۣɨһ۵ſڵɮˣüͷһ壺ɱ˳ǷծǮû˽̹ԷΪ𣿡ʮ ʤȯաɱСУһŲײdzϣгǹ˳ѵķ϶ݺݵͱȥʱһѪ˳ŷ϶