Kèo nhà cáiưܵĻʳ⼸תƣưܵĻʶָ˼һңվΪߵIJִ٣в©һǿɲֹҺġͳ˼˵оڸʩеĸߣȻͬȴֻĸ֡
ϲƺЦУŮ˵һԼչ·ֹijô˵ɡĶͷŮˣͷˣж˻֧㣬ûȸŻô죿һū˷ӦЩ˶һʼ̲ǣ
ϲIJ£ʱʱͷ쾭һսڿͷʱ¾ȸ±ܡȥֹͻĽݫذϼ۾һսսʱָʱɾ͡Ǿ㣬10Wɾ͵100W츳˺սʱսսʿ20%һdzɳһΣͬʱһ棬ɽκһ£ýʣһһǣȸĵطľһĨɱȴ¶ɫҡҡͷ飬̴Ӧ㡣һѳ䵶˼ұͻȻеһɺԱϮëdzսĥֱDz˼һˣһƺɫһţһսʿͬײһ㵽
ģб£һȸԺЦ֪˼ʱͥ½С仹˵ȥĽݼΪIJȴͥΥѾףʱͥ˲ѷ˲ȸ֮⣬ûһõóֵͽȻľ˿ͷȤֻڶΰǧ£ԼĸԸξ֮ϣԼ˽Դ߰ǧƭķŭĿ־壬һ˲䣬ͨͨЩתºѾȥŹϡ