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The approximate stress Os in over reinforced section 6☒0) 2000 行保代血贸高用受 导容 1000 0.81.6东 0 0.20.40.6 1.0i.2 88 8 5340 -0.0033E(3-) 5b=0.528 -1000F 8=合03 £-0.8 -f0.8 5-0.8 2000- Test result show:when0.8 , 0.8Test result show:when   0.8 1) 0.8  (     s u The approximate stress  s in over reinforced section
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