查询词典 tangent function

At the production point the production possibility frontier must be tangent to a line whose slope is minus the price of manufactures divided by that of food.

在生产点上，生产可能性边界一定和一条斜率等于负的制造品价格除以粮食价格的直线相切

If the tangent line is extended to the horizontal axis the problem is simply a matter of comparing angles formed by the lines and the horizontal axis.

如果将曲线上某个点的切线延伸并与水平坐标轴相交，这时候问题便转化为只需要比较该切线与水平轴所形成的角度便可以确定该点为弹性或非弹性。

Tan - calculates and returns the tangent of a numerical value representing an angle in radians.

Tan –计算并回覆代表角度弧度的正切数值。

Considering the characteristics of tangent plane distance method, local acceleration and stopping criteria were devised, which increases the efficiency of algorithm.

还增设调变参数、局部加速等措施，以兼顾算法的全面探测和细化挖掘的能力，提高其全局优化效能。

We construct the algorithm of three-dimensions model surface reconstruction in three stages: first, we use Oct-tree to describe scatter data points in space, second find adjacent points and tangent plane and use the triangulation method to realize 3D surface reconstruction in the end, in research on algorithm of three dimensions model surface reconstruction based on scatter data points.

在"基于散乱数据三维表面算法的研究"这一章中，首先通过八叉树的数据结构的算法对三维散乱数据进行处理，然后再确定邻点和微切平面，最后用三角网格化的方法完成三维物体表面重构。

This is a kind of choice to tangent plane process designing only, if like, the trends that can use Spring acts as agent.

这个只是对于切面编程的一种选择，如果喜欢，可以用Spring的动态代理。

On the basis of the triangulation of 3-D scattered data points, partial derivatives and tangent plane on each point were estimated.

基于离散数据的优化三角划分，本文还系统研究了每一点处偏导数和切平面的计算。

And the tangent plane of three characteristic curves on the tire determines the spatial position of the tested wheel.

每个车轮使用3个线结构激光传感器，通过求取轮胎上3条特征曲线的切平面来确定车轮的空间位置。

Description of the position and motion of a wheel on a plane is applied to the cylinder of round ducts/pipes by dint of the tangent plane of the contacting point.

借助接触点的切平面，单个轮子在平面上的位置和运动描述方法被应用在圆管的柱面上。

The method put forward to calculate the tangent plane not only promotes the efficiency but also improves the reconstruction effect, especially in the boundary areas and/or sharp arrises.

采用新的方法计算切平面，不但进一步提高了效率，而且改善了曲面边界及尖锐棱边区域的重建效果。

There are two types of gold deposits in this area, namely altered rock type and quartz vein type.

本区金矿床包括两种类型：柴胡栏子金矿床为蚀变岩型金矿；莲花山和红花沟金矿床属石英脉型。

You were home and it was two weeks ago.

你回到了家里。当时是两周前。