自调心球轴承的基本设计带有一圆柱孔，或者在某些尺寸范围内带一圆锥孔（圆锥1：12）。
The basic design self-aligning ball bearing is available with a cylindrical bore or, in certain size ranges, with a tapered bore (taper 1:12).
一种锥型，通常是圆头引导器形状的器件，一般出现在套管柱的最下端。
A tapered, often bullet-nosed piece of equipment often found on the bottom of a casing string.
以试验为基础，研究30204圆锥滚子轴承套圈参数与振动速度的关系。
Based on the experiment, the relation between ring parameter and vibration velocity of 30204 tapered rolling bearing is studied.
但是，这种算法不能满足线X射线源圆轨道锥束扫描的情况。
However, this algorithm does not apply for circular orbit cone-beam scan with line-focus X-ray source.
我们提出了圆加垂直弧段及三棱锥的三棱线这两种新的锥顶轨迹，并研究了以其进行精确重建所需的完全性条件。
In this paper two new cone vertex orbits, which are circle and arc and regular triangular pyramid lines, have been proposed and their complete conditions for exact reconstruction have been obtained.
本文介绍了一种可以对来自于单一圆轨道的锥束投影数据进行精确重建的分析方法。
An analytical method allowing exact reconstruction from cone-beam projection data which are detected from a single circular orbit is discussed.
文章结合编程实例介绍了球弧数控车削三种常用的工艺方法，即车圆法、移圆法、车锥法。
This paper introduces three kinds of CNC turning method combined with practical example, concentric circle turning, center shifting turning and taper profile composition turning.
本文从新的几何关系出发，推导了牙轮背锥规径圆空间位置与钻头直径及其它设计参数的数学关系。
In this paper, a mathematic relationship between space position of gage surface and bit size, and other design parameters is derived on the basis of geometry of cone bit.
极限压力角受偏置角、大小轮的螺旋角、节锥角和中点的分度圆直径影响，而与齿面的其他参数无关等结论。
The limit pressure angle is related to such factors as offset angle, mean spiral angle, pitch cone angle and mean pitch cone diameter, not to geometrical shape of the tooth surface.
为进行斜齿锥齿轮副的齿面接触分析，并直观显示齿面接触区，利用圆向量函数和球向量函数的矢量回转和坐标变换方法，建立了斜齿锥齿轮齿面接触分析的数学模型；
To analyze and display the contact of skew bevel involute gears, a mathematic model was established by vector gyration and coordinate transform of circle vector functions and sphere vector functions.
针对锥顶轨迹为单圆的锥形束体积重建问题，提出了一种基于平板检测器的T FDK算法。
A volumetric reconstruction algorithm named FT-FDK (flat-panel based tent FDK algorithm) is presented based on the ideas of Grasss T-FDK algorithm.
圆的解决方案：围，弧锥，柱和更多！
Circular Solutions: Circumference, Arc, Cone, Column and More!
同时也适用于一些椎圆型、锥型、文氏管型孔的抛光。
Also applies to some vertebral circle, the Erlenmeyer, venturis holes to polish.
根据旋转波纹管的特点，用两节点旋转锥壳单元将波纹管离散化，单元与单元之间以节点圆相连接。
Considering the structural characteristics, the bellows was idealized as a series of conical frusta elements with two nodes, joined at nodal circles.
所述外壳含立置圆斜锥台形的壳体及其相配的上盖和出料口。
The casing comprises a vertically arranged shell taking the shape of a circular oblique cone table, an assorted upper cover and a discharge hole thereof.
所述外壳含立置圆斜锥台形的壳体及其相配的上盖和出料口。
The casing comprises a vertically arranged shell taking the shape of a circular oblique cone table, an assorted upper cover and a discharge hole thereof.
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