查询词典 contour feather

Piston ring is the important accessory of the engine and turning its contour is the key procedure to ensure the performance of piston ring.

活塞环是发动机中最关键的零件之一，其外圆轮廓仿型加工是保证活塞环性能的关键工序。

As the distance between epiphysis and metaphysis is relatively close, it can prevent the contour from closing toward the edge of epiphyseal structure which has been divided in the first step, to set a perpendicular to the x-axis of region of interest in the segmentation process.

由于骨骺和干骺相离较近，在分割过程中设定一个垂直于兴趣区域x轴的直线，防止轮廓向着第一步中已经分割好的干骺骨结构边缘靠近。

Design of irregular template based on the concentric equipotential line of target contour,combined with the projection,can quicly and efficiently realize automatic identification and position of irregular images by the computer.

针对工业自动装配产品过程中异形工件出现旋转后的定位问题，提出一种新的异形目标识别方法，设计基于目标轮廓的同心等势线异形模板，并结合圆投影方法，能快速有效地实现计算机对异形目标的自动识别与定位。

The correctness and validity of the new idea about contour error control are verified by experiment result.

实验结果验证了这种新型轮廓控制思路的正确性和有效性。

With the experimental data, operation time of contour extraction of binary image represented by rectangle NAM is 0.31 to 0.86 times of that of image represented by matrix, operation time of Euler number computing of binary rectangle NAM image is 0.11 to 0.63 times of that of the pattern algorithm, operation time of connected component labeling of binary image represented by rectangle NAM is 0.08 to 0.37 times of that of image represented by matrix, 0.05 to 0.12 times of that of image represented by quadtree.

实验数据表明，采用矩形NAM表示的二值图像轮廓提取算法的执行时间是矩阵表示的0.31至0.86；矩形NAM表示的欧拉数计算执行时间是模板算法的0.11至0.63；矩形NAM表示的连通区域标记算法执行时间是矩阵表示的0.08至0.37，四元树表示的0.05至0.12。

The complexity of connectivity search at the worst situation is O, N is the side length of image. The complexity of connectivity ergod is O, N_q is the number of sub-pattern instances.With the connectivity operation of sub-pattern instance, contour extraction, Euler number computing and connected component labeling of binary rectangle NAM image are researched.

以子模式实例的连通关系处理算法为基础，分别研究了基于矩形NAM图像的二值图像轮廓提取、欧拉数计算、连通区域标记等图像运算，给出了具体的算法和分析，并将其与流行的基于其它图像表示的同类相关运算进行了比较。

When the last expansion wave in the series intersects the nozzle wall, the wall pressure begins to rise again due to the gradual turning caused by the nozzle contour.

当最后膨胀波在一系列相互交错喷嘴墙，该墙的压力，开始再次上升，由于逐步转向所造成的喷嘴轮廓。

At the same time this paper introduced the surface craft to resist wear of the plastic extruding machine's screw which was similar to the expeller by the contour structure and the working condition in domestic and foreign,pressed out the screw development and the improvement to provide the oil .

介绍了螺旋榨油机榨螺表面抗磨工艺的研究现状，分析了各种工艺的优缺点及研究进展情况；同时介绍了外形结构、工作状况与榨螺相似的塑料挤出机螺杆表面抗磨工艺的研究动向及进展情况，以期为我国螺旋榨油机榨螺表面抗磨工艺的改进提供借鉴。

In order to solve the distortion rectification of eyeglass contour cutting, a new autocutting saw was researched.

现有的眼镜数控机械设备具有较好的生产效率和加工质量，但对于外贸眼镜所追求的个性化产品（如方形、三角形或凹形镜片等），由于存在较大的加工变形而逐渐显现出它的局限性。

The important role of contour factorization in the 3-dimensional reconstruction of composite is discussed.

在利用小波变换技术和边缘连接技术得到的陶瓷复合材料晶粒闭合边缘的基础上，根据晶粒轮廓的特点，研究了其特征型值点的合理提取方法。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。