curvature of vessel surface 容器表面的曲率 surface of positive curvature 正曲率的曲面 principal curvature of a surface 曲面的主曲率 circle of curvature 曲率圆 相似单词 curvature n. 1.弯曲 2.弯曲部分 3.曲率,曲度 surface n. 1.[C]表面;表层;面 2.[C][usually sing.]水面;地面;液面 3...
Principal Curvature is two numbers at each point, indicating the curvature of a surface in space. Calculate Principal Curvature Supposing S is a surface in \mathcal{R}^{3}, p is a point in S, N is a unit normal vector to S at p. Choose a plane \Pi passing through p and parallel ...
in a method and a device for determining the curvature of the surface of a sheet - or for example for example, paper or cardboard anomalies object, the following steps: - define at least one point of reference (9) of the surface of the object (2) and / or hold the object (2) to...
vertical axis of the measured shell, the fixation for orienting the sensor, automatic vertical pull gear, which has a synchronized connection with registering device, and horizontally oriented sensor outcome axis, on which the lever tracker is mounted; it must attach to the surface of the measured...
curvature of the earth's surface is a factor that cannot be neglected in obtaining even rough values of elevations.这句话的大体意思是测高程值时地球曲率的影响是一个不能忽略的因素.我想知道这句话里的even rough具体怎么翻译? 相关知识点: 试题来源: 解析 这里可以翻译成“就算是粗糙的”或“即使...
Curvature of surfaces 来自 Springer 喜欢 0 阅读量: 24 作者: A Pressley 摘要: In this chapter, we discuss several approaches to the problem of measuring how 'curved' a surface is. Although they use quite different methods, we show that each of the approaches leads to the same... DOI...
Finding the normal n to a smooth surface and calculating the directional derivative of a given function of three independent variables, forms a useful exercise in the application of the gradient operator in vector calculus. This exercise can be helpfully extended by taking the divergence ▽·[n...
curvature and topology: the Gauss–Bonnet theorem (expressing the total curvature of a surface in term so fits topological type), the Cartan–Hadamard theorem (restricting the topology of manifolds of nonpositive curvature), Bonnet’s theorem (giving analogous restrictions on manifolds of strictly ...
The meaning of CURVATURE is the act of curving : the state of being curved. How to use curvature in a sentence.
derivative,derived function,differential,differential coefficient,first derivative- the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx 3.curvature- the property possessed by the curving of a line or surface ...