结果：对运动学评价，分析了运动单元的旋转、耦合现象和三维运动螺旋轴。
Results. For kinematic evaluation, the rotation of motion segment unit, coupling behaviors, and 3-dimensional helical axes of motion were analyzed.
通过几个实例对此原因进行了比较深入的剖析，在此基础上，提出了一种基于旋量理论的消极运动副的判定方法，该方法无需计算运动螺旋的具体数值。
This reason was analyzed through several examples. An identification method of inactive joints based on screw theory was given. It is unnecessary to calculate Jacobian matrixes in this method.
这种以每秒数百公里的速度旋转的运动，可能会使圆盘上的物质呈现出螺旋形状。
This spinning motion, at speeds of hundreds of kilometers per second, may cause matter in the disk to take on a spiral shape.
还有一个问题：在与恒星相撞之前，是什么阻止了这颗行星继续螺旋运动？
Another question remains: what prevents the planet from continuing its spiral until it collides with the star?
然而，既然已经开始螺旋向内运动，因何又停止了呢？
But having started to spiral inwards, why have they then stopped?
比如，在125km高空的CO2离子，就会以每秒17圈的速度螺旋运动。
In the case of a CO2 ion at an altitude of 125km, it spirals round 17 times a second.
不过有一点得记住了，它不像很多人认为的那样-，做螺旋状运动。
But you would clearly see, then - that it's not going to do what many people think — that it would start to swirl around.
当一个带电微粒在磁场中时，它会倾向于沿着磁力线螺旋运动。
When a charged particle is in a magnetic field, it tends to travel along that field's lines of force, spiralling as it goes.
原本是圆周运动，突然间，推力和拉力都没有了，这就会呈螺旋状运动，显然，这是不对的。
You go around in a circle, and all of a sudden you no longer have the pull or the push and you go around in a spiral and obviously, that is not the case.
相比之下，大陆市场对于每日涨跌的最大幅度有着10%的限制，这意味这向下的调整将是一场漫长的螺旋式运动，而不是一场断崖式的下跌。
By contrast, the mainland market restricts gains and falls to a daily maximum of 10%, which means a downward correction will be a long spiral rather than a vertiginous drop.
漩涡场-漩涡场提供更多的龙卷风效应，粒子螺旋运动在漩涡中心的周围。
Vortex field - vortex field gives more of a tornado effect, with particles spiralling around the vortex center.
多排螺旋CT使用过程中病人的连续螺旋运动，通过辐射光束8，16，64或更多的探测器，在一个较短的考试时间获得更精细的细节图像。
Spiral Multi-detector CT uses 8, 16, 64 or more detectors during continuous motion of the patient through the radiation beam to obtain much finer detail images in a shorter exam time.
本文用比拟法推得了刚体一般运动的螺旋轴方程。
The screw axis equation of the general motion of a rigid body has been derived by means of a comparison method.
文中提出的螺旋运动方程对闭式运动链，即空间机构同样适用。
The screw motion equation presented is also suitable for closed chains, i. e. spatial mechanisms.
浮力驱动式航行器螺旋线运动模式的探索与实现，扩大了浮力驱动式水下航行器的应用范围，不仅可作远航程用途使用，而且可作定区域用途使用。
The exploration and implementation of underwater vehicle's spiral motion create broader application scope for underwater vehicle, not only for long range voyage, but also for restricted region motion.
为了取代流离失所的花园，他们设计了一个大的花园阳台，包裹在房子螺旋运动的外立面上。
In order to replace the displaced garden, they designed a large garden veranda that wraps in a spiralling motion around and up the external facade of the house.
在流体不可压缩的假设前提下，将流体在SK型静态混合器中的螺旋形运动分解成轴向直线运动和环向旋转运动。
Under the precondition of incompressible flow, fluid spiral motion in SK static mixer tube was resolved into axial beeline motion and circumferential rotation motion.
进行异型螺杆磨削时，除了要求机床实现螺旋运动之外，还需要适时进行砂轮截形的计算，并按所计算截形进行砂轮的修整。
For grinding special_shaped screws, in addition to helical movement on machine, it also needs calculation on grinding wheel section, and to dress the wheel based on the calculation.
水流在方管中稍有一些螺旋运动，将增加泥沙悬浮在水中的作用。
Even slight spiraling motion in a square pipe increases the tendency of particles to be maintained in suspension.
并且，螺旋运动的方向取决于你观察的角度---钟从背面看就是“逆时针”运动的了。
The direction of rotation of anything depends on which direction you're looking - from the back clock hands move anti- clockwise !
本文应用画法几何投影变换方法来研究瞬时螺旋运动有关构造、位移等参数之间的几何关系。
In this paper, the method of geometric transformation is used to search the relationship between the parameters of construction and the displacement of the flop.
任一刚体的空间运动都可以视为沿某一轴线作螺旋运动。
Spatial motion of a rigid body can be seen as a screw motion of the body along a specific axis.
就水流的整体而言，呈螺旋流运动。
For the whole water, the special movement is the spiral flow.
螺旋藻可抑制力竭运动后心肌线粒体的上述变化而起到保护心肌，抗运动性损伤的作用。
Spirulina can inhibit the above changes in myocardial mitochondria after exhaustive exercise, and then it plays a role in protecting myocardium and against exercise induced damage.
社会的运动总是采取螺旋形前进的。
用文中描述的尾流分析方法研究了螺旋尖涡的运动。
The analytical method for predicting the hovering rotor wake is described to investigate the motion of the helical tip vortex.
在一天之内可以更改您的滑雪，建设这对效率，而不是在发情期，只有加深了效率螺旋运动产生的沮丧坚持住。
In one day you can change your skiing; and build it toward efficiency, rather than staying stuck in the rut that only deepens the frustration generated by the inefficient movement spiral.
选择矮行星也有不足：这就是矮行星里的恒星不按照规则的圆形轨道运动，像螺旋星系里的恒星都沿着同一方向运动那样。
The disadvantage: the stars in dwarf galaxies don't move in tidy circular orbits, traveling in the same direction the way stars in spiral galaxies do.
选择矮行星也有不足：这就是矮行星里的恒星不按照规则的圆形轨道运动，像螺旋星系里的恒星都沿着同一方向运动那样。
The disadvantage: the stars in dwarf galaxies don't move in tidy circular orbits, traveling in the same direction the way stars in spiral galaxies do.
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