convex

Take out a piece of A in A letters along the diagonal nail row, by a concave-convex feeling.

拿出一张A在A的字母上顺着斜线用指甲一划，就由凹凸感了。

It may be flat, concave, and convex or any one of a great variety of shapes to promote turbulence or help control combustion.

其表面可能为平面、凹面、凸面或任何一种形状，其能促进气缸内涡流运动或有助控制燃烧。

A convex lens can be used to concentrate the sun's ray and thus burn a hole in a piece of paper.

凸透镜可以用来聚集太阳光，将一张纸片烧穿一个洞。

Some relationships among the support function and indicator function of a convex set and their second-order epi-derivatives are given.

利用集合的表示函数、支撑函数、距离函数和投影等研究闭凸体的典范表示及点到边界的投影特征。

Manufacturing cost of a turning operation is a nonlinear convex function of its processing time.

制造成本的一个车削是一种非线性凸函数的处理时间。

This setup, known as a conoscope, is shown in Figure 14. 2 and consists of two stress-free plano-convex lenses A and B.

此装置称为锥光镜，如图14.2所示，它由A和B两个无应力平凸透镜组成。

The places Passengers can reach are not allowed to have exposed sharp edges, burrs, monoceras and dangerous material, convex knife.

乘客可触及之处检查不允许有外露的锐边、毛刺、尖角和危险凸刀出物。

The utility model is characterized in that the middle position of the cover surface is provided with at least one convex part.

其特征在于所述的罩面的中间部位设置至少一个突出部分。

The equivalent conditions for a bounded closed convex set-valued mapping to be a perfect additive Set-valued measure are given.

给出了有界闭凸集值映射是完全可加的集值测度的等价条件。

A property of quadratic differential convex functions is proven and applications of it are given as well.

证明了二次可微凸函数的一个性质，并给出了这个性质的一个应用。

A convex rib is arranged on the edge of the clamp groove. The opening end of the main clamping plate is provided with an inclined part.

主夹板的开口端设置有倾斜部，并和副夹板的端口处设置有膨胀导向部。

It is locally convex in the sense that it has no loops and the curvature never changes sign.

它不存在环路并且曲率也没有改变图形在这个意义上来说它的局部是凸形的。

In the case of a fl atf aced follower, such undercutting occurs when the convex radius of curvature of the cam surf ace shrinks beyond zero.

在这个案例中，这样一种平面从动件抢发生在凸曲率半径凸轮表面缩超越零。

A convex surface on the raceway of a cone or the outer diameter of a roller. Degree of curvature cannot be determined by the naked eye.

滚道表面或滚子表面突起的修形。曲率无法通过肉眼来分辨。

Pressing sheet metal forming, the surface should be clean, there should be clear and convex fold.

压型金属板成型后，表面应干净，不应有明显的凹凸和皱褶。

Once the retina detaches it assumes a slight opaque color with a convex configuration and a corrugated appearance (arrow).

一旦视网膜发生脱离，其颜色变得不透明且形状凸起呈波纹状（箭头所指）。

An indifference curve is usually assumed to be convex.

无差异曲线通常呈凸形。

It's back cover in it a circle, make the ZiKou high convex on case and closely held hostage to cover up.

它的后盖里面有一圈高凸的子口，使上表壳和后盖能紧密地扣压起来。

Inflorescences either terminal or axillary; styles completely united into a column; disk conspicuous, convex.

花序两顶生或腋生中的任一；完全的花柱合生成为一柱子；花盘明显，凸。

The utility model discloses a health-care blanket, comprising a concave surface and a convex surface arranged at intervals in a lump shape.

本实用新型公开了一种保健毯，包括凹面和凸面，凹面和凸面呈方块状间隔排列设置。