由于米粒形似椭圆，并以长轴为对称轴来实现米粒长度的快速计算。
Since rice seems elliptic, the long axis of ellipse is used to realize fast calculation of head milled rice.
进行了节点参数分析，通过有限元数值计算，掌握了隔板厚度、挑出长度及轴压比对节点性能的影响规律。
Design parameter analysis for the joints is carried out through finite element method so as to find out the influence of diaphragm thickness, extend length, axial compression ratio on joint behavior.
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