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圆球表面积怎么计算
型材重量和表面积计算
碳钢 a= 100.00 mm 1 m = 299.8700 kg b= 382.00 mm 1.68 m = 502.2823 kg 1.6911 m 2 1 m = 5.5530 kg d= 30.00 mm 1.56 m = 8.6516 kg 0.001100727 m 2 1 m = 379.9400 kg a= 220.00 mm 0.01 m = 1.8997 kg 0.1012 m 2 1 m = 0.0000 kg s= mm m = 0.0000 kg 0 m 2 1 m = 0.0000 kg s= mm m = 0.0000 kg 0 m 2 1 m = 0.0000 kg s = mm m = 0.0000 kg 0 m 2 扁铁 表面积 方钢 Calculation of different profiles 各种材料计算表 六楞钢 八楞钢 三角钢 钢
