目的:研究不同的连接方式下对胸椎所能施加的去旋转力矩大小,同时检查其失败方式。
Objective. To investigate the derotational torque that can be applied to the thoracic spine through different linked constructs and evaluate the modes of failure.
斜切喷管+常用于产生反向推力,或产生旋转力矩使火箭高速旋转的涡轮式火箭发动机中。
The scarfed nozzle is used in engines which can produce reversal thrust, or to produce revolving torque on turbine rocket engines at high speed.
角接触推力球轴承在高速运转时,作用在球上的离心力和旋转力矩可能会导致钢球在滚道内滑动。
When angular contact thrust ball bearings operate at high speeds, the centrifugal forces and gyratory moments acting on the balls may cause them to slide on the raceways.
在旋转时,力变成力矩,质量变成转动惯量,加速度变成角加速度。
In rotation, force becomes torque, mass becomes moment of inertia, and acceleration becomes angular acceleration.
一般适用于承受巨大倾覆力矩并作相对旋转运动的机械设备,是一种具有高效、高承载能力的组合轴承。
Generally applies to capsize under tremendous torque and rotational movement relative to the mechanical equipment, is a kind of efficient, high load-bearing capacity bearings.
如果力矩是这样地作用于一圆盘上,即力矩的轴与圆盘的旋转轴方向一致,则力矩的方向与ab线平行。
If a torque is applied to the disk in such a fashion that the axis of the torque is the same as that of rotation of the disk, the direction of the former will be parallel to AB.
圆柱滚子和推力滚针组合轴承yrt系列具有旋转精度高、可承受较大的径向载荷和双向轴向载荷以及大的倾覆力矩等特点。
YRT series cylindrical roller and thrust needle roller combined bearings, with high rotation accuracy, can support heavier radial loads, double direction axial load and inclined torque, etc.
使一轴承套圈或垫圈相对于另一固定的套圈或垫圈开始旋转所需的力矩。
To a bearing ring or the washer relative to other fixed rings or washers to rotate the required torque.
推导了硅微机械振动轮陀螺仪的动力学方程,给出了它的运动规律,分析了载体绕空间任意轴匀速旋转时干扰力矩所引起的漂移率。
This paper gives the dynamic equations of vibratory wheel silicon micromechanical gyroscope and their motion law, analyses drifts of the gyroscope, when vehicle rotates around any axis uniformly.
从磁流变液本构关系出发,建立了磁流变旋转阻尼器阻尼力矩的计算模型。
Based on the constitutive relation of MR fluids, a model is proposed to compute the damping torque of rotary MR dampers.
本发明涉及一种具有储能的柔性螺杆传动构造,适用于各种有限驱动力矩的机械螺杆式传动,实现由旋转变为轴线方向上位移的应用场合。
The energy storing flexible driving screw mechanism is suitable for mechanical screw transmission with limited driving moment to realize the conversion from rotation to axial linear displacement.
采用新型的旋转式音圈电机,它具有转动惯量小、输出力矩大、行程范围大、响应快等特点。
The rotary voice coil actuator is adopted and bears a little initial, big torque, big distance, quick respond.
利用旋转式检测头测量料浆的水分含量时,料浆水分含量的变化可引起检测头所受的阻力矩发生变化,其转速也会发生相应改变。
When detected by the revolving detector, the change of the water content in slurry results in the difference of resistance torque and correspondingly the rotate speed changes.
这一过程要求对旋转部件有控制地施加力矩,并要求正与它连接的对应的固定部件能够稳定和固定。
This process requires the controlled application of force to the rotating component and a means of stabilizing and securing the corresponding stationary component to which it is being connected.
与旋转有关的水力矩和能量项模拟,包括高转速下应考虑的加热效应和叶片功效应。
Hydraulic torque and energy terms associated with rotation, including heating and shaft power effects appropriate for higher rotation speeds.
圆轴体同圆盘形孔体的联结,越来越多地采用过盈配合,传递扭转力矩,高速地旋转。
Cylinder shaft body is connected to its hole body more and more by pinch fit so as to transmit torsional moment at high speed of revolution.
当一个轴承套圈或垫圈旋转时,阻止另一套圈或垫圈运动所需的力矩。
When a bearing ring or the washer spins, the other rings or washers to prevent movement of the torque required.
在旋转机械中,存在着大量的转子不平衡故障,这是由转子不平衡质量的惯性力或惯性力矩所造成的。
In a rotating system, unbalance default often happens which is resulted in the inertial force or inertia moment of unbalance weight.
前言:在冲击—回转式凿岩机向岩石钻进过程中,旋转中的钻具承受着两种力矩的作用:一是驱动其旋转的动力矩;二是被钻岩石阻止其旋转的阻力矩。
In rock drilling process with percussion-rotary drill rotating drilling tool bears two toques: dynamic torque which drives drilling tool into rock mass, and resistance torque of rock mass.
蝶阀上的这种旋转作用力取决于三个因素:(1)阀瓣与阀座密封的摩擦力;(2)轴承摩擦力;(3)动力矩。
This turning force in a butterfly valve is determined by three factors. (1) friction of the disc to seat for sealing (2) Bearing friction (3) Dynamic torque.
科学家们发现,在旋转之后,所有这些动物都使用一种叫做“振动反力矩”的技术来恢复到原来的位置。
And they found that they all used a technique called flapping counter-torque to recover from a turn.
有迎角的旋转钝锥由于周向烧蚀滞后将产生滚转力矩。
Roll torque is produced due to the effects of circumferential lag of ablation for a spinning blunt-nosed cone at angles of attack.
圆轴体同圆盘形孔体的联结,越来越多地采用过盈配合,传递扭转力矩,高速地旋转。这是形状规则的轴对称接触问题。
Cylinder shaft body is connected to its hole body more and more by pinch fit so as to transmit torsional moment at high speed of revolution.
圆轴体同圆盘形孔体的联结,越来越多地采用过盈配合,传递扭转力矩,高速地旋转。这是形状规则的轴对称接触问题。
Cylinder shaft body is connected to its hole body more and more by pinch fit so as to transmit torsional moment at high speed of revolution.
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