Kèo nhà cái428СһиϺͨѧ̸Уίǽ˹ܵȳϯ̸̸˫ΧϺ˿·滮оЯַҡһһ·չսչ˻ֺ̽ͽС˵ûǮʦǮȫʦʦΪŪʵΪ˻˵ĹϣʦԴ黳ֻһССź˾ûпDZҳѾǸҵĵһоˣʵԹ˾Ҳûô˾һҵĹ˾漰־Ըμලƿ˾ĽŪʵһѸ֪⽫д¶ҪҲڰ124ȶΪ˵ڶ̫վSkylabԱ˵ʱķм¼592440Ӣ
ɳش˰ʲ˵Ծڻ˹̹һڵ粻
ĸǨĸ֡ڴĿǨʷϹڼҽ̵ľƹĸŮΩĸΪǶϷÿһλĸҪԼ縺ΣͬĶƵʻԲͬСĶѪܲӰÿ23ÿ30ϵĶԼҪͷѪҺжӲҪʹҪظѪҺĴҪÿ45ÿ30ϵĶ
ֵעӰ챱һԤ25-27ϲƻȵؽ4-6ƫ½4-8лIJֵ·ȿɴ10-12