Tỷ lệ kèo nhà cái̲ϣܲڼһսȫû갰ԵѶʱЩȻ£ߵݵȻɶһ仰ȴ˵òʱףҺҽɽƮҡȱֻܿŴýɽһ˥ҳ֣֮涨ƣҲΪҴܹõȥɽ飬ǵӳ͢ɷнϸһѳҴĸֹ֮׳İҵǣ˼³嶷̻̽רƵУһֱЧжңЩǼ˵ӿ룬ЩӿǼ˿ɲ嶷һףϰնǼ˵ų⣬ʹʱ³ЩŪýͷö
ܲٲὫǷŵݷųȥһɨأˣ粢û֤֤ɵģȴƲ⣬ʱܶDz֤ݵġֻԴһΣ˼ĵһЦ͵ŭһǰеĸֵݺݵش̽ظΪڵʮͷ֮һͷڿһͱЩ⣬Ƕʲôɼijֽ֣Ļ֤ͷԼܣһӾȻҪ⣬ͷԣɲǰͽĺûᣬʲôصĻͷһĹܳ־ı
~~ԭڼӮãڼȴڲ֪ףɺ壬ۿڼ֮ǰҲĺҡ²ãգѲӹذһʿͻȻҴҵij
~ͷĽзڳʼƹģʵо̭֮սʿõطάطˡ