利用法坐标对局部等效原理、以及局部等效原理在构造曲率平方可重整拉氏量中的作用进行了论证。
The local equivalence principle and its action on construction of the renormalizable Lagrangian of the quadratic curvature theory of gravity is discussed by using the normal coordinates.
提出了一种基于数据点曲率变化区域分割方法，该算法原理简单、易于理解和编程。
A method of region partition based on the curvature variation of data points is proposed. This algorithm is simple in principle, easy for understanding and programming.
从钢筋混凝土结构设计原理出发，分析截面弯矩、曲率、挠度、受压区高度之间的相互关系；
This paper studied the relationship among bending moment, curve, deflection and concrete compression height by design principle for reinforced concrete structure.
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