查询词典 concave

Though a general rule of thumb for turtles concerning sexing ids that males have a longer thicker tail, as well as a concave plastron, this appears to not apply to these turtles as strictly.

性别与繁殖：凭经验来说，龟龟性别判定的重要特征是一条又粗又长的尾巴和凹陷的腹甲，但这几点对于刺山来说，却并不严格准确。

A new algorithm of concave-convex feature of polygon is introduced in this paper.

介绍一种求多边形凸凹性的新算法。

Keywords: Computer graphics,concave polygonal window,line clipping,intersection calculation.

对于一般的多边形窗口的线剪裁，目前尚无有效的算法。

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公司主要生产产品有：电磁单头大炒、电磁连尾小炒炉、电磁单头小炒炉、电磁连体锅小炒炉、电磁单头煲汤炉、电磁台式凹面小炒炉、电磁台式平面小炒炉、四头电磁煲仔炉、六头电磁煲仔炉、电磁蒸饭柜、三门海鲜蒸柜、一体式汤炉、电磁扒炉、电磁炸炉、电磁烫面炉、七星电磁蒸炉。

Then the global optimal solution of the primal programming problem can be obtained by solving the converted D.C.programming problem or concave minimization problem via using the existing algorithms.

再利用已有的关于D.C。规划和凹极小的算法，可以求得原问题的全局最优解。

As the objective function is not strictly concave in the path rate, the penalty function method is applied to transform the primal problem into a new formulation to obtain the optimal solution based on the subgradient method. And the multiPath congestion control algorithm is also proposed.

由于多径效用最大化问题中的目标函数对路径速率而言不是严格凹的，所以运用罚函数法将此最大化问题转化成新的等价形式，再运用次梯度法获得了原问题的最优解，由此提出了用于Ad hoc网络的多径路由优化拥塞控制算法MPCC。

Convex and concave for gripping must be distributed reciprocally in this range.

在此范围内，用于夹持的凹凸处必须一一对应分布。

Based on the former drag reduction experiments of the bionic nonsmooth body of revolution models in the lowspeed wind tunnel, the simulation wind tunnel tests at the wind speed of 44 m/s were performed for the body of revolution models with the tail rectangularly disposed by three different nonsmooth structures, such as the convex dome form with the diameter/height of 1.0/0.5 mm, the dimple concave form with the diameter/depth of 1.0/0.5 mm, and the riblet form with the width/height of 1.0/0.5 mm, in contrast with the body of revolution model with smooth surface.

在前期进行的仿生非光滑旋成体模型低速风洞试验的基础上，将非光滑形态在旋成体模型上的排列方式固定为矩形布置，非光滑的尺寸固定为直径或宽度为1 mm，深度或高度为0.5 mm，在风速为44 m/s时，对布置在模型尾部的凸包形、凹坑形和棱纹形三种非光滑模型与表面光滑模型进行了对比模拟试验。

Regular concave surface profiles are adopted for many friction surfaces, but the surfaces are seldom studied using lubrication theory.

摘 要：规则凹坑表面形貌在许多摩擦副中被采用，但目前为止仍缺乏理论指导。

Meanwhile, the larger the relative aperture of the holographic concave grating on aspherical surface is.

同时，利用较大相对孔径非球面全息凹面光栅，可使平场光谱仪的结构更紧凑，从而可实现平场光谱仪的小型化。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。