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用简便方法计算0.32X4037.60.8+0.27.60.258.540.72X8.612.5X0.96X0.80.8(4.31.25)28.6X101-28.60.86X15.7-0.86X14.72.31X1.2X0.59.I61.5-0.5X9.164.51.89300.654.91.4(7.7+1.54)0.72.74532.4X0.9+0.1X32.470280.25X360.85X1991.28X8.6+10.4-9.6X0.353.12+3.12X99(4.23+6.17)XO.82.4X102(2.5-0.25)X0.43.6-3.6X0.54.23.563.42.50.43.9(1.3X5)2.5X2.40.35X1.25X2X0.8150.2515(0.15X0.4)4.252.59.9+0.17
