Tỷ lệ kèo nhà cáiľһ֣оۼū˷ɢ棬ȸԥһ£´һɫ߽֮䣬ľ沢С~~֮Уսһǰǰԭԭ˵һ飬ͥڼ飬ƾͼƣ׳һټƲߣ±ֱܷƵףҹ͵ϮӪЩϸͷ˵һ顣
ǧʿʧʧȥֱǿֵļƻʧȥ㹻ıҪǣʱѾֻʣһǧˣϣѾʧȥ˾ԵƣھҲǧʿ˼ضǡüͷһȵӣкλ˵
ԣֻа̾һ֮ٲȣȴ˵żҽʰҳԬܴӪزãȴͻȻһҿɹ֮С£Ӳڡղ뿪ɣսΣʺ㣬Ҳǿ±Ǹǰһݽȥᱻ̵ͷӶʣ뿪ıӰڼüͷЦշˣ
ϲֵͻ100W츳ij£Чij佫ҳ϶ȴﵽм֮Զһ𣬴ﵽ߶ҳϣA֪ܱͨߵϢҲŹʮʱ䣬ʮ죬;·ĵʱ䣬AȻûס죬㱻šûˡңοһŮˣʲô£Ժ˵һŮƴѹֵĵͺУһ˸߹һ˵ijû˿ϧеֻԭʼij嶯ͷй