A practical example for the masscalculation of a evaporation plant is given and the mass calculations made by hand and computer are compared and the results are satisfactory.
Calculation methods to determine the mass of polygonal and non-regular form steel plate are introduced and a principal block diagram for oil tank bottom plate masscalculation is listed in this paper.
介绍了多边形钢板与不规则多边形钢板质量的计算方法，列出了用计算机计算油罐底板质量的原理框图。
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Obesity is based on the body mass index, a calculation using height and weight.