1.
Optimization design of axial symmetric concave-convex angle segment structure in the nook ring supported bulkhead
凹角处设舱壁的轴对称凹凸角舱段优化设计
2.
Optimization design of axial symmetry concave-convex angle segment structure in the salient ring supported bulkhead
凸角处设舱壁的轴对称凹凸角舱段优化设计
3.
The rotor has recesses in its three faces between the lobes.
转子在其凸角之间的三个面上有凹槽。
4.
return bead and rebate joint
木框转角凹凸榫上联珠线脚
5.
Convex on one side and concave on the other.
凸凹的一面凸一面凹的
6.
Proof of a Type of Triangle Inequality by Means of Concavo-Convex Function;
利用函数的凹凸性证明一类三角不等式
7.
colts tail
【气】凹凸云，卷云
8.
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。
9.
0 - Flat;1 - Raised;2 - Inset;3 - Raised Light;4 - Inset Light
-平面；1-凸起；2-凹入；3-凸起光；4-凹入光
10.
convex on one side and concave on the other with the convexity being greater than the concavity.
一边凸一边凹，而且凸度比凹度大。
11.
Metal sheets that have raised sections will work very well.
凹凸不平的金属片最好。
12.
tactile surface
有凹凸纹胶条的路面
13.
grooved pattern
波纹花纹,凹凸花纹
14.
colour embossing
[凹凸花纹]着色轧印
15.
embossed pattern
凹凸纹花纹，浮雕花纹
16.
an uneven hemline,ie of a skirt
凹凸的底边线（裙子的）
17.
meniscus (shaped) lens
凹凸透镜，弯月形透镜
18.
having a strongly waved margin alternately concave and convex.
深波状的，凹凸交替的。