混凝土结构设计概念题(含答案)

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1212343.1234564.1202193850342090210.2%0.20.850.90.2=0.85bb2HPB235HRB335HRB400RRB400K20MnSi31HRB400HRB335,HPB235RRB40024GB/T50081-2002150mm2090%28(0.31.0N/mm2/s)fckN/mm2fckFA5.GB/T50081-2002150mm150mm300mmfcpFA6.fcuk95%C15C20C25C30C35C40C45C50C55C60C65C70C75C807.2=3=rfcc=fc+rfccfc4r8.~,10.3fcsh0.3fcsh2-3OAA20.3fcsh0.8fcsh(0.30.8)fcsh30.8fcsh1.0fcsh(0.81.0)fcshbCfcsh04C910123421.HRB400HRB335RRB4000.002s=Ess=2001030.002=400N/mm2HRB400HRB335HPB235RRB400fy400N/mm22.3.4.d12mm12mm~32mm48650mm300mm30mm1.5dd25mmd5.1l0/b1223Ass025%6.50%70%Ny41Mcrsha22minMu=Mcy31234,0.014.1C2C112347.1,28x2asx9TT,10TbbfMu=McyTbbf11T,,?T1251122123456734561234455S0.671.71.7670.51.00.5,0.5;1.0,1.081hw/bhw/b827hw/b=68284hw/b6271.122.123.?20mm1/30412581?cftlls1s2cftl2l2?3??4?te5Bs?h06?(1)(2)(1)(2)(3)91234567891011121314

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