查询词典 tangent

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。

The necessary and sufficient conditions for convergent of characteristic domain and the conditions for tangent plane continuity are obtained. The conditions for having limited value of the second order of differential at the convergent point are shown as well.

给出了任一特征域收敛的充要条件；给出了曲面在任一极限收敛点上达到一阶几何连续的条件；分析了极限收敛点处的二阶连续，给出了二阶导数有界的条件。

The expert inside course of study expresses, these places are new politics come on stage, to current the Zhejiang oil that force tangent plane faces transition to upgrade and chemical enterprise are very large support.

业内专家表示，这些地方新政的出台，对于当前正迫切面临转型升级的浙江石油和化工企业是很大的支持。

We deduce the eigenvalues of 2-neighbors subdivision matrix of the scheme, and prove that the subdivision surface is convergent, and has property of tangent plane continuity.

通过对细分矩阵特征值的理论分析，证明了文中方法的细分极限曲面收敛且切平面连续。

Thirdly, the tangent plane of the particle velocity vector was placed in ring surrounding the X axis, which was a texture mapping plane.

采用了OpenGL平台实现了该方法，并与其它方法进行了对比，验证了该方法能有效的增强了尾焰的逼真性。

By using tangent plane as local approximation of the security region boundary, computational cost for voltage stability online monitoring was greatly reduced on the premise of precision guarantee.

应用切平面作为该域边界的局部近似，进行电压稳定性的实时监控，从而在保证计算精度的前提下节约计算代价。

In each step the tangent plane of limit state surface at the previous iterative point is calculated firstly, and then a line from origin to a point on the plane is determined whose intersection with limit state surface satisfies the requirement of feasible direction and convergence.

算法在每步迭代中先计算极限状态曲面在前步迭代点处的切平面，然后在此切平面上选定一个点，使该点和原点的连线与极限状态曲面的交点满足可行方向和收敛的要求。

Major equipment: single Waleng Ji, Bodao machine, grinding cutting machine, indentation tangent plane.

主要设备有：单层瓦楞机，薄刀机，磨切机，压痕切线机。

The rotary character of flow can be seen clearly through tangent plane flow field. The turbulent intensity of the inner-straight flow is lower than the outer-swirling flow.

模拟还得到了该流场存在两个较大的外回流区，通过切面流场可以很清晰地看出气流的旋转特性。

The parameter equation, tangent, normal plane, the length of the arc, curvature, the basic equation of the spatial curve, torsion and the equation of the curve in flat surface etc.

为解决实际中各种空间共轭曲面问题，分析和评价各种传动装置的几何特性和传动性能，为探索新型的传动装置奠定基础。

Hanna: That's over now, isn't it?

都结束了，对吗

You must be ill. You look so pale.

你一定是病了，你的脸色苍白。