Owing to the symmetry constraint, only the states having magic angular momentum can get access to the graphs.
由于几何图形的对称性限制，只有幻角动量的态才可访问这些几何图形。
We used periodic symmetry constraint on FEA Model. Elastic plastic finite element principle used in analysis process.
用弹塑性有限元法分析超速预过载处理后叶轮的残余位移、应变及应力场 ，给出相应的求解结果。
According to the relations between the objective function and the constraint function, the fuzzy optimization can fall into tow categories about symmetry and unsymmetry.
根据模糊目标函数与模糊约束函数的关系，模糊优化问题可以分为对称和非对称两种类型。
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