Kèo nhà cái 5ʿԪ°ȹ֮ߣʹģҡͷЦдڣҪʿԪѣܲعأͼԴ̶дԼδ죬ȻϢªѾһǰ飬ΣλӦԭ֮أҪ۱˻Ǽˣɱݳϣݵһ壬һսɢŽͳ˫ۣûѣҲٷֻǿڽȻλɱ֮üˣסȫҵġͻΧ
š˵ͷԴԴϵĽڻҡܣڹصϣѾˡġƫȻѹֹЩҲôԭԼңƸϸͲɶԱȡ
ΣȷʵѾʧ˳ģβڣ˿̶վȻ˿̣ͳѯʣһվߡջղŵĻԵʲôûûлشֻǿYسһ·ۣ硭Ȼ֪ʲô£ιY˵ĻδԼҪãٲôѶĽʿǰ˵ҪסYֻûΰѻ˵ڣYȴѾͨһǰ
ǡСЩίȴҲ֪ԸٶԡνŤͷΣҪˣ谣Լӵ˽⣬б£أԴ˲ţСĿȾԴ̣Ǻӵģδֱɱ谵ԽԽǿңΪڴʷǰջǽʹµͳˡ