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["工字型截面性质计算"]
["b＝",200,"(mm)","上翼缘宽 b"]
["t＝",16,"(mm)","上翼缘厚 t"]
["bb＝",350,"(mm)","下翼缘宽 bb"]
["tt＝",16,"(mm)","下翼缘厚 tt"]
["hw＝",1100,"(mm)","腹板净高 h0"]
["tw＝",10,"(mm)","腹板厚 tw"]
["h＝",1132,"(mm)","总高 h"]
["A＝",19800,"(mm)","截面面积 A"]
["S＝",{"v":12840400,"d":"1.2840E+07"},"(mm3)","截面对上翼缘边缘轴的面积矩 S=∑Ai*yi"]
["y＝",{"v":648.5050505050505,"d":"6.4851E+02"},"(mm)","形心主轴到上翼缘边缘的距离 y=S/A"]
["yy＝",{"v":483.49494949494954,"d":"4.8349E+02"},"(mm)","形心主轴到下翼缘边缘的距离 yy=h-y"]
["Ix＝",{"v":3763156323.232323,"d":"3.7632E+09"},"(mm4)","转动惯量 Ix=∑(Ix1+Ai*yi^2)"]
["Iy＝",{"v":67925000,"d":"6.7925E+07"},"(mm4)","转动惯量 Iy=∑(Iy1+Ai*xi^2)"]
["ix＝",{"v":435.9568787887727,"d":"4.3596E+02"},"(mm)","回转半径 ix=sqrt(Ix/A)"]
["iy＝",{"v":58.570944636018595,"d":"5.8571E+01"},"(mm)","回转半径 iy=sqrt(Iy/A)"]
["Wx＝",{"v":5802817.295411359,"d":"5.8028E+06"},"(mm3)","截面抵抗矩 Wx=Ix/b*2"]
["Wxy＝",{"v":7783238.123093636,"d":"7.7832E+06"},"(mm3)","截面抵抗矩 Wx=Ix/bb*2"]
["Wy＝",{"v":679250,"d":"6.7925E+05"},"(mm3)","截面抵抗矩 Wy=Iy/t*2"]
["Wyy＝",{"v":388142.85714285716,"d":"3.8814E+05"},"(mm3)","截面抵抗矩 Wy=Iy/tt*2"]
["γ=",78.5,"(kN/m3)","材料重度 γ(钢材为78.5kN/m3)"]
["G＝",1.5543,"(kN/m)","每延米自重 G=Aγ"]

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