介绍了立式容器壳体刚性环耳式支座构件及组合截面的近似计算过程，并对地脚螺栓中心圆直径的选择作简要分析。
This paper introduces the approximate calculation of components and compound section of vertical vessel lug support with stiffening ring and the selection of anchor bolt circle diameter.
叙述机械设计过程中，如何根据材料强度、刚度与密度之间的相对关系，合理选择材料，以减轻机械构件的重量。
In this paper it is discussed how the material should be reasonably selected in machine design according to its strength, stiffness and density, so that the weight of machine parts can be lighten.
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