Tỷ lệ kèo nhà cáiڶʮڼɢͨȫڵȲλɢŽϵͳʱӦ֤ڻ״̬ʱԶŽΪNASAˡܶȳټ(LDSD)֤üɡٳʽ;ͳٻɡ
ʮһʦѸٽϱϱϱίָʾһһ㴫Χһ˼Ȱ˵ͱҪβ췴ɰǹ֧ҩŪͬʱҪϸִβȺ1949֮ǰлһθͳ1949̨һ1310λ쵼ʯĸ쵼йλ֣³ϼ;ӽйλ֣лǻ;ǻλ֣Ԫս;ˮһλ֣;Ӣλ֣ͲӢĴӵdz½ҷ֯ǸɾԵȡĻƭ̨ijһҵǾͻ˵ǿҵѾʱ¢ˡǻԡȡҵΪͷǵİдóõַʽ
мίίиͥÿһλλ쵼ɲżĶ˳֣صǩԼ5511ʱ58̨ٺ104ؽ·շվһɫʱڼʻҪշվͻȻһȺΧֳǹеоѧʵÿʹ200ηԻӰʹ1ϴ
ͬλһѾ4ͬ¼С1ҵҲסһҵĻ㶫ҵͬ¼ĽҵϣҵܹǿӼͬʱ1ҵ뻧ܹӵĸ߿¼Һһٷˡ˰˸ĸ↑ŵʱʱ525ȥЭάҲɾл̽һʩӾйͼ