An interesting problem in the study of bifurcation theory is to determine when two bifurcation problems are equivalent with respect to some group of equivalences.
在什么条件下两个分歧问题关于某一等价群而言是等价的，这在分歧理论研究中是很有意义的。
The rate of living theory would have predicted that the running group that expended more energy would die earlier than the two groups that did not, Vaanholt said.
Vaanholt说，也许生存成本理论会预测说奔跑组消耗更多能量，将会比其他两组死得更早。
The physical parameters of the reactor core are calculated by method of the two-group theory.
应用双群理论计算了反应堆堆芯物理常数。
A formula calculating the critical mass in reactor is recommended for checking the two-group theory.
介绍了一个计算反应堆临界质量的公式，用来校验双群理论。
A sort of electrostatics problem that using electric image method to solve the electric field in the wedge area between two infinite earthing metal boards are discussed using group theory.
对静电学中用电象法求解两无穷大接地金属板间楔形区域内的电场的题目，利用群论方法加以讨论，给出了可求解的条件及一般的象电荷分布。
To test this theory, Andrew Oxenham and his colleagues at the University of Minnesota in Minneapolis asked a group of six students whether two four-note melodies were identical or not.
奥克森汉姆和他的同事在位于明尼阿波利斯市的明尼苏达州大学，调查了六个学生，问他们听到的两组四个音的旋律是否相同。
To test this theory, Andrew Oxenham and his colleagues at the University of Minnesota in Minneapolis asked a group of six students whether two four-note melodies were identical or not.
奥克森汉姆和他的同事在位于明尼阿波利斯市的明尼苏达州大学，调查了六个学生，问他们听到的两组四个音的旋律是否相同。
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