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©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:2006205229:(19782),,,,2002:(028)860145451,2(1.,610017;2.,610021):,,;;:;;:100625539(2006)0620059202:B,,:;;;,,,1SAP84,,,B1=H/5H/7(H/516)(H);,B2=24m,h=0120125H(H),b=0160165B1,3045,,,::Q23580;16Mn60,,11/m/m/mm10090ª2738578ª2196560ª1595045ª1334035ª108,,120,150,34,,20m,[1]2s,,:GB©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=zszWo(1)Wk,kN/m2;zZ;s;z;Wo,kN/m2s:GB50009220017131134s[2]:a.ª011015,,s216119ª013015,s212119;b.,ª013015,s016018sGB500092200171311313236,,zzWo,,,:stw=ªs(1+)(2)ª=An/As,s=113;GB500092200136(b),GB500092200132(b)ª013015,s11641123,GB50009220017131134s212119,31%54%,31%54%3,,(),;,GB5000722002816[3]4,,,,,,,,4,5a.,b.GB5000922001,,GB5000922001c.:[1]SHJ29291,[S].[2]GB5000922001,[S].[3]GB5000722002,[S].062006