Kèo nhà cái 5ϺƵƵݺǰ418Ϻչ˾ʲά˹577κɺ˷ײ֮ʲάʻδԱ417Ϻչ˾ŦԼ˹1380κڷ;ͻȻըͻѳǹʻ汬ըһƬ˻һڴߵŮ˿͵İӶ˴ҿ˿ͽק˻Ů֮7䰲ȫίԱϯأRobertSumwaltʾ2009¹״η˿¹ٷ濴һȫΪ6.8%ѹ徭ٵ30ʡ19ʡݵľٸڻ6.8%ƽȥ½ȥһ23ʡݵľٳȫ6.9%ƽٳƽ
ȫߵ28ڶ̶2ʱڹ24⼮ŮбŮʮڵӰشЩұץƭ»ԽҲȫDzԽν˲ա
ȻҹԱ϶ġжŮ١Զʻˡɻ顱ľλȷϰľʱ˾ûȷʱǷʧʱֵܵȹ˾ĹԱһζ̰ͶǮֲƷڼֵҲٿɶ桭гձͶϢĭ˹Ǻ֤ȯ̱չֵƲ羭Ѹٵȵ
̵ֵ˶͵͵Ķŵ¥Ӵ⿴ľӰ