2/3*14.3*1000*3.1415926*0.375*0.375*0.4*sin(180*0.303)*sin(180*0.303)*sin(180*0.303)/3.14159+360*7.854*0.375*sin(180*0.303)/3.14159
    0.32*14.3*1000*3.1416*0.4*0.4*(1-sin(2*180*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*5.1
    0.32*14.3*100*3.1416*0.4*0.4*(1-sin(2*180*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*5.1
    0.32*14.3*3.1416*0.4*0.4*(1-sin(2*180*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*5.1
    0.32*14.3*1000*3.1416*0.4*0.4*(1-sin(2*180*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*5.1
    0.32*14.3*1000*3.1416*0.4*0.4*(1-sin(2*180*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*51
    0.32*14.3*1000*3.1416*0.4*0.4*(1-sin(2*180*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*510
    0.32*14.3*1000*3.1416*0.4*0.4*(1-sin(2*180*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*5.1
    0.32*14.3*1000*3.1416*0.4*0.4*(1-sin(2*3.14159*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*5.1
    0.32*14.3*1000*3.1416*0.4*0.4*(1-sin(360*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*5.1
    0.32*14.3*1000*3.1416*0.4*0.4*(1-sin(360*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*5.1
    0.32*14.3*1000*3.1416*0.375*0.375*(1-sin(360*0.32)/(2*3.1415926*0.32))+(2*0.32-1.25)*300*5.1
    0.32*14.3*1000*3.1416*0.375*0.375*(1-sin(360*0.32)/(2*3.1415926*0.32))+(0.32-1.25)*300*5.1
    0.32*14.3*1000*3.1416*0.375*0.375*(1-sin(360*0.32)/(2*3.1415926*0.32))+(0.32)*300*5.1
    0.32*14.3*1000*3.1416*0.375*0.375*(1-sin(360*0.32)/(2*3.1415926*0.32))+(3*0.32-1.25)*300*5.1
    2010.94*0.39-1005.47*sin(360*0.39)+(3*0.39-1.25)*360*8.6
    sin360
    sin360
    0.29*2010.94-1005.47*sin(360*0.29)+(3*0.29-1.25)*300*7.6
    (2868.6+8268.5×1.05)/(2×1.05)

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