Upper-roll fixed, the two rollers under a fixed turn around the center arc movement take-off and landing, under two separate movements can roll up or down with.
上辊固定，两下辊围绕一固定回转中心做弧线升降运动，两下辊可单独升降或同升同降。
Next, the center of the pie is erased by drawing a white circle, and another arc is drawn to provide a visual border between the interior circle and the peripheral pie slices.
接下来，将绘制一个白色圆形擦掉饼图的中心，并且绘制另一条弧线来提供内部圆形与外围饼图分区之间的可视边界。
Drag to add a dimension to an arc or circle. Place line end at arc center, and yellow diamond on arc.
通过拖动可向弧或圆添加尺寸。将线端放在弧中心上，并将黄色的菱形放在弧线上。
A staircase at the center of the arc provides circulation between the upper and lower levels.
在场地的圆弧中心设置了一个楼梯供上下两块场地之间的流通。
Blackburn's formula does this by sketching the arc of your car's turning capability into a full circle, then using the center of the circle to create the right-angle triangles Pythagoras loved.
Blackburn教授的公式通过对车的弧度和转角能力画圈，利用圆心来设置一个直角三角形。
Use to add a dimension to an arc or circle. Place endpoint at arc center, control handle on arc.
用于向弧或圆添加尺寸。将端点放在弧中心上、控制手柄放在弧线上。
In the filed of computer vision and image processing, the characteristic parameters such as the center coordinates and radius of circle and arc parts often need to be measured by their images.
在计算机视觉和图像处理中，经常需要根据圆孔或圆弧的图像求取其中心坐标和半径等特征参数。
In the wafer notch detecting part, edge flexion method is adopted to find the notch range, then calculating the notch center by means of arc fitting.
缺口检测先采用边缘变化率算法查找缺口范围，再通过圆弧拟合的方法求出缺口中心位置。
The steel roof of Tsingdao international sailboat center for 2008 Olympic Games is so special that its shape is of an arc, which is made up of H-beam and pipe column.
青岛国际帆船中心是2008年奥运会帆船帆板比赛用场地之一，其钢屋面结构比较特殊，单榀平面结构为圆弧形H型钢梁和圆管柱铰接而成。
The steel roofing of Qingdao International Sailboat Center for 2008 Olympic Games is shaped as quarter arc, which is made of H-beam and pipe column.
青岛国际帆船中心是2008年奥运会帆船帆板比赛场地之一，其媒体中心钢屋面结构比较特殊，单榀平面结构为圆弧形h型钢梁和圆管柱铰接而成。
Qinglong River flows through the center of the architectural complex. Built in the Ming Dynasty (1368~1644AD), Qinglong Bridge crosses the river and is the largest stone arc bridge in Lijiang.
青龙河自建筑群的中央穿过，建于明代（公元1368～1644年）的青龙桥横跨其上，青龙桥是丽江境内最大的石拱桥。
The geometric feature of the arc finger seal is analysed. The relationship between the finger stick arc radius and the stick arc center circle radii and their value scope are determined too.
对圆弧型指尖密封构型特征进行了分析，确定了型线圆弧半径与圆弧中心圆半径的关系及取值范围；
This paper deals with the engagement of gears with circular arc profile in normal plane at the presence of errors on center distance and depth of cut.
本文讨论了法向圆弧齿轮在有中心距偏差及切深偏差时的啮合。
The method includes sensing an arc flash corresponding to the motor control center (420).
一种消除电动机控制中心(420)中的电弧闪光的方法。
The classical sarcoplasmic masses were shown in the shape of round, arc, triangular, or fusiform in 5 cases, which located in the center, peripheral, corner or lateral side of fibers.
有5例患者可见典型的类圆形、弧形、三角形或梭形肌质块，位于肌纤维中央、外周、一角或一侧，其形态与在肌纤维中所处的位置有关。
But arc interpolation can be carried out on the condition that the center coordinates of a circle are known in CNC.
但是，在数控系统内部必须知道圆心的坐标，才能进行圆弧插补。
Development of numerically controlled (NC) robotic positioner is of vital importance to the design of welding flexible manufacturing center (WFMC) of arc-welding robot.
弧焊机器人用数控焊接变位机的研制对弧焊机器人柔性加工单元（WFMC）的设计具有重要的意义。
The Lüzhou Zhonghuan Center project has characteristics such as large area, multiple buildings, high main building, many circle center and arc with different radius, difficulty setting-out.
绿洲中环中心工程占地面积大、幢数多、主楼高度高，平面由多个不同圆心、不同半径圆弧组成，测量放线难度高。
The selection of center distance and gear ratio distribution for a reducer with double-circular-arc gear will have a direct effect on its size, weight and loading capacity.
双圆弧齿轮减速器中心距和传动比分配的确定，直接影响减速器承载能力、重量和体积。
The computation of mass center line in the arc and radial line with arc type is made by using the polar equation of circular.
采用极坐标方程，计算圆弧型和径向线加圆弧型的叶型重心联线；对径向平衡方程的离散方式、迭代方向、迭代方式和迭代收敛准则进行改进。
Through this work, the paper conclusion has confirmed the theory which sensitivity of center-distance tolerance on the Quasi-transverse-circular-arc gear less than normal circular gear.
通过本文工作，得出中心距误差对准端面双圆弧齿轮敏感性小于其对法面双圆弧齿轮的敏感性。
The experiment showed that the center-of-gravity method had the best result for positioning the edge of a symmetrical arc.
通过实验得出，定位对称的圆弧边缘，重心法效果最好。
The experiment showed that the center-of-gravity method had the best result for positioning the edge of a symmetrical arc.
通过实验得出，定位对称的圆弧边缘，重心法效果最好。
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