1.
Build up profile equations of arc- surfaced cam with the application of envelope theory
应用包络面理论建立弧面凸轮廓面方程
2.
addendum envelope
(指螺旋齿轮的) 齿顶包络面
3.
DEA Super Efficiency Evaluation Model Based on the Complete Envelopment Frontier;
基于完全包络面的DEA Super效率评价方法
4.
A curve or surface that is tangent to every one of a family of curves or surfaces.
包络线，包络面一条曲线或一个曲面，与一组曲线或曲面中的每一曲线或曲面保持正切
5.
Successive positions of the wave front are then given by the envelopes of the secondary waves.
因此波前的相继位置即为次波的包络面。
6.
A Practical Software Based on KBE for Rendering Wheel Hop into Enveloping Surface;
用KBE方法绘制车轮跳动包络面的实用软件
7.
Study on the Agglutination Carrying Capacity of the Plane-generated Double Enveloping Worm;
平面二次包络蜗轮胶合承载能力研究
8.
The Elementary Formula of Envelope Surface(curve) and its Applications;
包络曲面(线)的初等求解公式及其应用
9.
Planar double-enveloping worm gearing reducer technical specification
GB/T16446-1996平面二次包络环面蜗杆减速器技术条件
10.
Planar double-enveloping worm gearing accuracy
GB/T16445-1996平面二次包络环面蜗杆传动精度
11.
Planar double-enveloping worm gearing terminology
GB/T16442-1996平面二次包络环面蜗杆传动术语
12.
The Design Calculation and Software Development of the Planar Enveloping Hourglass Worm Gearing;
平面包络环面蜗杆传动设计计算及其软件开发
13.
Research on Design and Assessment of Plane-Generated Double Enveloping Worm Gearing;
平面二次包络环面蜗杆传动设计与评价研究
14.
Developed of Dedicated Grinding Machine on Plane-Quadratic-Envelope Annular Worm;
平面二次包络环面蜗杆专用磨床的开发
15.
On Establishing the Parameter of Planar Two Packs Worm;
平面二次包络环面蜗杆副的参数化建立
16.
Modeling research of planar double-enveloping torus worm-drive
平面二次包络环面蜗杆传动的实体建模研究
17.
Analysis of Contact on Modified Planar Double-enveloping Worm Pairs
修正型斜平面二次包络环面蜗杆副的接触型式
18.
The pericardium, also known as the pericardium collateral, is a membrane surrounding the heart and functions to protect the heart.
心包又称心包络，是包在心脏外面的包膜，有保护心脏的作用。病邪侵犯心脏，心包首先受到影响。