1.
Setout ellipse curve with the traditional method of four-center will bring up offset of point and deformation of chart.
四心圆法测设椭圆曲线会造成点位偏移,图形变形。
2.
Analytical Algorithm of Four-Center Arcs for Fitting Ellipse and Its Optimal Solution
四心圆弧拟合椭圆的解析算法及其最优解
3.
The center (or fourth) layer of a concentric circle drawing. Fits inside of Concentric Layer 3.
同心圆绘图的中心（或第四）层。与同心圆第3层的内圆吻合。
4.
concentric cylinder rotation viscometry
同心圆筒旋转式测粘法
5.
A circle without a center is inconceivable.
一个没有圆心的圆是无法想像的。
6.
a low elliptical or pointed arch; usually drawn from four centers.
一种很低的椭圆拱或尖顶拱；通常有四个中心点。
7.
A Rapid Defect Detecting Algorithm of Bottle's Rim Based on Central Location and Three-Circle Method
基于圆心定位的瓶口三圆周快速缺陷检测算法
8.
Finite Element Methods for Fourth Order Nonlinear Singular Elliptic Problems;
四阶奇异非线性椭圆方程的有限元方法
9.
Torus Quadrangular BEM of Ring Electrodes in 3-D Electrostatic Fields
圆环电极电场的曲面四边形边界元算法
10.
concentric cylinder measuring system
同心圆筒测定法（粘度测定）
11.
Positioning method for artificial markers'center based on ellipse fitting
基于椭圆拟合的人工标志中心定位法
12.
Concentric circle detection based on chord mid-point Hough transform
基于弦中点Hough变换的同心圆检测方法
13.
Hollow metallic waveguides-Part 4: Relevant specifications for circular waveguides
GB/T11450.4-1989空心金属波导第四部分:圆形波导有关规范
14.
rounded raised poppy-seed roll made of a square piece of dough by folding the corners in to the center.
发酵的圆形罂粟籽面包卷，把方形面饼四角向中心折叠起来。
15.
Comparison of D slice method and classical slice methods for soil slopes
土坡等圆心角斜条分法与经典条分法的比较
16.
Flanges for waveguides-Part 4: Relevant specification for flanges for circular waveguides
GB/T11449.4-1989波导法兰盘第四部分:圆形波导法兰盘规范
17.
diameter of root circular-arc center circle
齿根圆弧中心圆直径
18.
diameter of tip circular-arc center circle
齿尖圆弧中心圆直径