查询词典 developable surface

Its main function include "arbitrary transversal analysis","complanation of the dragonfly"s wing","second curving surface fif " and "third curving surface fit.

其主要功能包括蜻蜓翅膀任意截面数据分析，蜻蜓翅膀高度数据的平面拟合、二次曲面拟合和三次曲面拟合。

At last, the correctness and effectiveness of the formula was tested using models with plane surface and complex surface.

利用水平地表和起伏地表的模型验证了本文所推导的公式的正确性和有效性。

The hybrid gel film on curved surface can replace traditional light-sensitive lacquer, and improve the grating's stability. The VLSG with the line density of 80l/mm was fabricated on a concave lens surface with curved radius of 100mm.

采用这种方法在曲率半径为100mm的凹球面基底上制作了平均线密度为80l/mm的光栅，并用环境扫描电镜以及数字图像处理法检测了光栅的线密度分布。

The second lens group includes a 2nd-group 1st positive lens, a 2nd-group 1st compound lens formed by joining a 2nd-group 2nd positive lens having a convex surface on the image plane side and a 2nd-group 1st negative lens having a concave surface on the screen side, and a 2nd-group 3rd positive lens arranged in that order from the screen side toward the image plane side.

第二透镜组包括一个第2组第一正透镜，一个由在像平面侧具有凸面的第2组第二正透镜和一个在屏幕侧具有凹面的第2组第一负透镜结合的第2组第一组合透镜，和一个第2组第三正透镜，它们以从屏幕侧到像平面侧的顺序布置。

The third lens group includes a 3rd-group 1st meniscus lens having a concave surface on the image plane, a 3rd-group 1st compound lens formed by joining a 3rd-group 1st negative lens having opposite concave surfaces and a 3rd-group 1st positive lens having opposite convex surfaces, and a 3rd-group 2nd meniscus lens having a convex surface on the image plane side arranged in that order from the screen side toward the image plane side.

第三透镜组包括一个在像平面侧具有凹表面的第3组第一凹凸透镜，一个由具有相对凹面的第3组第一负透镜和一个具有相对凸面的第3组第一正透镜结合的第3组第一组合透镜，和一个在像平面侧具有凸表面的第3组第二凹凸透镜，它们以从屏幕侧到像平面侧的顺序布置。

Smoothness is the evaluation of the degree of surface concavo-convex an indicator used to represent the paper surface smooth.

平滑度是评价纸张表面凹凸程度的一项指标，用于表示纸张表面平整光滑的程度。

studies the result shows the bacterium is right originally the conglutinate ability of surface of artificial and articulatory material not only depend on bacterial itself, also concern with material property and exterior surface roughness.

结论本探究结果表明细菌对人工关节材料表面的粘附能力不但取决于细菌本身，也和材料性质和表面粗糙度有关。

Conical surface, 4. revolution parabolic surface.

旋转锥面，4。旋转抛物面。

On the issue of surface feature extraction, the reliable approaches to extracting planar, spherical, cylindrical and conical surface is tackled.

面特征提取部分探讨了从深度图象中可靠提取平面、球面、圆柱面和圆锥面特征的方法。

Cylindrical Surface Conical Surface Tribology Principle Heat Transfer Principle

圆柱面；圆锥面；摩擦学原理；传热学原理

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。