1.
An analysis of the rough pattern of modern school physical education system;
对现代学校体育教学体系的凹凸形态分析
2.
meniscus (shaped) lens
凹凸透镜，弯月形透镜
3.
Position as for a curved seam manipulation the outer (convex) shape onto the concave.
弧形缝操作法,凸形的放在凹形的上面。
4.
Convex on one side and concave on the other.
凸凹的一面凸一面凹的
5.
A chisel with a rounded, troughlike blade.
半圆凿带有凹凸横截面的圆形的凿子
6.
A raised or sunken rectangular panel on a wall.
镶板墙面上凸起或凹陷的长方形嵌板
7.
The Surface Fractal Properties of Attapu lgite pre-and post-phosphoric Acid Activation
凹凸棒粘土磷酸活化前后的分形特征
8.
A Palm Shape Image's Direction Rectification Based on Points of Finger's Tops and Bottoms
基于指形凹点和凸点的手形图像校正方法
9.
Design for a new type of cam mechanisms-disk cam mechanism with concave arc follower(一)
一种新型凸轮机构——凹圆弧底从动件盘形凸轮机构的设计(一)
10.
having an uneven outline,edge or surface;jagged
（外形）不规则的;（边缘）锯齿状的;（表面）凹凸不平的
11.
A polygon convex decomposition algorithm based on partial visible point
基于局部可见点进行的凹多边形凸分解算法
12.
New concave polygon convex decomposition algorithm for rapid prototyping subarea scanning
面向快速制造扫描分区的凹多边形凸分解算法
13.
(classical architecture) a molding for a cornice; in profile it is partly concave and partly convex.
（古典建筑）为一个檐板塑造；外形部分凹部分凸。
14.
curving and somewhat round in shape rather than jagged.
弯曲的，外形上有一点圆而非参差不齐，凹凸不平。
15.
A convex decomposition algorithm of simple polygon based on its adjacent concave point connection;
基于简单多边形相邻凹点关系的凸剖分算法
16.
Research on Fractal Method for Contact Strength Calculation of the Concave-Convex Meshing Gear
凹凸啮合齿轮接触强度计算的分形方法研究
17.
colts tail
【气】凹凸云，卷云
18.
concave on one side and convex on the other with the concavity being greater than the convexity.
一边凹一边凸，而且凹度比凸度大。