©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(),,,,,,,,,,,,,,,,,,,,,,,,,,(),,,(),,13ARCHITECTUREANDCONSTRUCTION2000-7©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(,),,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1.,()(),2.(1)(2)()()(3)(4)3.(),,,,(),,()4.,5.,,,,,6.(4)23ARCHITECTUREANDCONSTRUCTION2000-7©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(32),,,,1.,,,2.,,,,,;,,3.,,,,(:)4ARCHITECTUREANDCONSTRUCTION2000-7