当透镜系统旋转时，光点画出一个圆形轨迹。
The spot of light describes a circular path when the lens assembly is rotated .
例如，假设想要有一个在屏幕中沿着圆形轨迹运动的项。
As an example, say you have an item that you want to move in a circular orbit around the screen.
如清单5所示，如果使用约束的话，产生一个沿着圆形轨迹移动的视图非常容易。
As you can see in Listing 5, making a view orbit around in a circular path is very easy if you utilize constraints.
他们训练这些老鼠环绕一个圆形轨迹寻找食物，然后一直记录这种锯齿类动物的大脑的神经元激活形态。
They taught these rats to circle a track to find food, recording neuronal firing patterns from the rodents’ brains all the while.
太阳一年内的轨迹形成这种形状是因为地球围绕着与太阳略微不同的轴旋转，而我们的地球也沿着椭圆形轨道运行。
The sun makes this shape over a year because Earth rotates on a slightly different axis than the sun, and our planet also travels on an elliptical orbit.
艾萨克·牛顿在其后发现彗星沿椭圆轨迹移动，处于环绕太阳的椭圆形轨道上，他还准确地预测了彗星能够一次又一次地回归。
Isaac Newton later discovered that comets move in elliptical, oval-shaped orbits around the Sun, and correctly predicted that they could return again and again.
电脑演示各种形状车论经过的轨迹图，发现圆形车轮是最平稳的所以速度快。
Show all the locus run by different kinds of wheels. Discover that the round wheels run most smoothly, so they can run fastest.
研究人员根据27个由威尔士石头所构成的轨迹的颜色命名蓝色圆形石。
Researchers have dubbed the site "Bluehenge," after the color of the 27 Welsh stones that were laid to make up a path.
落叶松肋骨架是建筑的主要承重部分，它们遵循着椭圆形平面的轨迹，垂直于建筑立面。
Larch ribs forms the buildings' skeletons. They follow the line of the enclosures' oval floors, perpendicular to the facade.
当直升机处于倒飞状态时，必须减少螺距，尽可能使飞行轨迹成为圆形的环状。
As the helicopter is "on its back", the pilot should reduce collective so as to keep the loop as round as possible.
根据协调映射的理论，建立了平面上圆形域、矩形域、多边形域等参数域的映射模型，可根据轨迹规划的需要来选择映射的边界。
Based on the theory of conformal map, map model is built for planar parametric circle, rectangle and polygon regions. The boundary of parametric region rests with the need of tool path planning.
其动作的运行轨迹大都成圆形、弧形、螺旋形等，动作过程稳健，环环相扣，一气呵成，龙头、龙身、龙尾相互呼应，形成活灵活现的龙姿。
Track their movements are running into a round, curved, spiral and so on, moves the process of sound connected, at one go, leading, long body, tail echoed each other to form a vivid dragons posture.
本文介绍了一种空间曲线轨迹的铣削加工方法，适用于加工各种圆柱面上的空间圆形、椭圆形，以及一些其它形式的曲线轨迹。
A milling method of curves in space is introduced in the paper, which can be applied to the processing of space circular, elliptic and other curves on various cylinders.
由底盘、带有工字型凸筋轨迹槽和对称的圆形凸筋轨迹槽以及一对按摩球构成的脚部滚踏按摩器。
The feet can make any massaging movement in any form along any direction on the foot pedal rolling massaging device. The user can also simultaneously use the balls to massage matching with palms.
由底盘、带有工字型凸筋轨迹槽和对称的圆形凸筋轨迹槽以及一对按摩球构成的脚部滚踏按摩器。
The feet can make any massaging movement in any form along any direction on the foot pedal rolling massaging device. The user can also simultaneously use the balls to massage matching with palms.
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