concave point
英 [kɒnˈkeɪv pɔɪnt]
美 [kɑːnˈkeɪv pɔɪnt]
网络 凹点
双语例句
- The special meshing of convex and concave teeth profile makes the relative radius of curvature of the contacting point longer.
独特的凸凹啮合齿廓，使两齿轮在接触点处的综合曲率半径较大。 - After investigating the concave exit edge of slurry pump impeller, the paper points out the possibility to improve the flow passage wear of slurry pumps in the hydrodynamics point of view.
通过对渣浆泵转轮的凹形叶片出口边的研究，从流体动力学的角度指出了改善渣浆泵过流部件磨损情况的可能性； - This paper investigated the relations among increasing convex [ concave] order, Laplace transform order, moments generating function order, factorial moments order and moments order, in the end, takes the two point functions as an example to prove these relations.
主要讨论了增加凸（凹）序、拉普拉斯变换序、矩母函数序、阶乘矩序以及矩序之间的关系，最后以两点分布为例简单证明了这种关系。 - Four geometric attributes, such as chain code, convex/ concave, circular/ rectangular, and open/ closed attribute, were extracted from a scanned point set and presented to the ANN module for feature recognition.
该算法先从扫描点云中抽取四大基本几何属性：方向、凹/凸性、圆/直性、开/闭性，接着输入点的几何属性到人工神经网络（ANN）进行特征识别。 - And when the scattering angle is in 100 °-142 °, the polarization degree changes ( rapidly), forming an obvious concave point, close to that of rainbow in the corresponding direction.
散射角100°~142°时，偏振度变化迅速，形成了尖锐的凹点，其偏振度与相应方向虹、霓的偏振度接近。 - Death density function curve displayed the character of descent in the earliness and stabilization in the late stage with the concave point in the third age class.
死亡密度函数曲线呈现前期下降，后期平缓稳定的特点，凹点出现于第3龄级； - In the remaining frames of the video, a new Snake algorithm is proposed to detect the sharp-angled and concave object contour under the constraint of zero-crossing point, the experimental results of different video objects are obtained.
在后续帧中，采用零交叉点约束的Snake算法，对具有凹边和尖点特征的复杂目标准确跟踪，获得了理想的实验结果。 - In this paper, the approximate polygon for irregular shapes, the protruding and concave point of polygon, the direction of polygon, the area of polygon, the single, face to face, frock, combinable packing are talked.
对不规则件的多边形近似表示、多边形凸、凹点、多边形方向、多边形面积和多边形单排、对排、双排以及联排的预先处理进行了探讨。 - The results show that the lowest point of the concave pit changes along with length direction of the sample at different time, and the lowest point link is almost parallel with eroding direction of the particles.
结果表明，不同时刻凹坑最低点的位置沿试件长度方向变化，其连线近似与气流的冲刷方向平行； - Then, extract the edge of the footprint image of the concave point detection, and spectral clustering based on the footprint of the characteristics of the image will be extracted from the concave point.
其次，对提取的足迹图像边缘进行凹点检测，并根据足迹图像的特点将提取出来的凹点进行谱聚类。 - This algorithm can find out concave points quickly and decomposed them to protruding point.
该算法能快速判断凹点，并将凹多边形分解为凸多边形。