1) radial frequency
径向频率
2) radial oscillation frequency
径向振荡频率
3) flow frequency
径流频率
4) radial curvature
径向曲率
1.
The derivative of radial curvature on the model surface is used as the second pass texture mapping coordinates,by a calculation using Euler formula.
该方法首先通过模型顶点的视线向量和法线向量的点乘积计算其夹角的余弦值,作为第一步的纹理坐标进行映射;再通过欧拉公式计算径向曲率及其方向导数值,作为第二步映射的纹理坐标。
2.
Let M be an ndimension connect complete Riemannian manifold,p∈M,its minimal radial curvature Kminp≥1 ,if d(p)=d(M)>π/2,then M is homeomorphic to Sn,where d(p)=supq∈Md(p,q),d(·,·) is the distance function on M ,d(M) is the diameter of M.
设Ｍ是ｎ维连通完备黎曼流形，ｐ∈Ｍ，其径向曲率Ｋｍｉｎｐ≥１，若ｄ（ｐ）＝ｄ（Ｍ）＞π／２，则Ｍ与Ｓｎ同胚，这里ｄ（ｐ）：＝ｓｕｐｘ∈Ｍｄ（ｐ，ｘ），ｄ（·，·）为Ｍ上的距离函数，ｄ（Ｍ）表示Ｍ的直
3.
We use Hessian comparison theorem to study the constant boundary-value problem for harmonic maps with potentialdefined on manifolds with non-positive radial curvature, then we also study the instability of p-harmonic maps with potential, prove some Liouville theorems.
这部分主要利用Hessian比较定理,研究径向曲率非正的黎曼流形上带有位势的调和映射的常边值问题,及带有位势的p-调和映射的稳定性问题,证明了几个Liouville型定理。
5) wind direction frequency
风向频率
1.
CFD numerical simulation coupling with the wind direction frequency weighted(WDFW) method was carried out based on the conditions that were measured.
运用风向频率加权(WDFW)方法,结合大气流动和污染物扩散的CFD模型进行数值模拟计算。
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条