查询词典 spherical curvature

In this system,spherical aberration,coma,astigmatism and field curvature are free.

描述了该方法的设计过程和步骤，并总结了这种系统的结构特点。

By a concave spherical mirror and the mirror curvature center is located in a very close parallel plate of non-spherical corrections boards.

由一个凹球面反射镜和位于反射镜曲率中心的一块很接近平行平板的非球面改正板组成。

Geodesic curvature of the pitch curve on spherical surface was introduced as a medium,through which the pitch curve on spherical surface can be changed into equivalent planar pitch curve by numerical computation method.

以曲面上曲线的短程曲率为媒介，导出了球面节曲线伸展成平面当量节曲线的算法。

Concave reflecting surfaces of spherical cap, paraboloid and hyperboloid of revolution are investigated with regard to the dependence of the levitation force on the section radius Rb and curvature radius R of the reflector.

针对球面、旋转抛物面和旋转双曲面三种形状的凹面反射端，系统研究了悬浮力与反射端截面半径R_b和曲率半径R之间的本征关系。

The maximum spherical-head cotter radius was obtained by computing the minimum curvature radios of the cavity surface, and the finish cutter locution data were computed using the equidistant offset surface method.

通过计算型腔曲面最小曲率半径，确定精加工时球头刀的最大允许半径；应用等距偏移曲面法计算出型腔曲面数控精加工刀位数据。

The basic idea of single curvature polyhedron high temperature bulging technology for manufacturing spherical tanks is put forward.

提出了单曲率多面壳体高温胀形制造球形容器工艺的基本思想。

The large curvature of the Earth appearing in the visor reflection is not the true curvature of our spherical Earth, but rather an artifact of the curve of the space helmet.

头盔反射看到的巨大的地球弯曲度并不是我们球形地球真正的弯曲度，而恰恰反映的是太空中头盔弯曲度。

In the layout design of the power device, a circular structure was adopted to avoid the spherical junction and reduce the curvature effect.

在工艺设计过程中，采用工艺模拟仿真方法，设计出与BCD工艺兼容的工艺流程，而且只需多两张掩模版也能与CMOS工艺相兼容。

For easier comparison a modified Dean number was proposed, which took into account the curvature of the spherical line cut out by the helical element from the tubular housing.

为了更简易的比较，本文提出了 Dean 数，用来考虑管路外壳上的螺旋物切出的球形线的曲率。

Single curvature polyhedron ; Spherical tank ; High temperature bulging ; Temperature distribution ; Numerical simulation

单曲率多面壳体；球形容器；高温胀形；温度场；数值模拟

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。