自由旋转

三轴刚性地球自由旋转欧拉角变化数值模拟研究

Numerical Simulation on the Free Rotation of The Earth as a Triaxial Rigid Body

建立一种子午线轮胎的轴对称非线性有限元模型，用以模拟轮胎的轮辋定位充气自由旋转过程。

A nonlinear axisymmetric finite element model was built to simulate position on rim , inflation and free rotation of radial tire .

OPENGL实现3ds文件中的模型自由旋转

Rotate the Model of 3 ds Format File Freely in OpenGL

论文简述了如何在OPENGL中读入和显示3ds文件中的模型，并着重阐述通过鼠标拖动对其进行自由旋转的数学基础和编程实现的方法。

In this paper the authors outline how to read and display models of 3ds format files in OpenGL , and expatiate upon the mathematical foundation and programming methods on how to rotate the model at will .

分数阶Fourier变换（FrFT）作为传统Fourier变换的广义形式，增加了自由旋转角度参数，在保留传统Fourier的所有特性的基础上并具备新优势，更适用于处理非平稳信号。

As a generalization of the classical Fourier transform ( FT ), the fractional Fourier transform ( FrFT ) which adds a degree of freedom parameter-rotation angle and retains all the features of the classical Fourier and novel advantages moreover , is very propitious for processing of the non-stationary signals .

最好让转子自由旋转。

It is best to allow the rotor to rotate freely .

可以围绕水平轴自由旋转的实物。

An actual object allowed to rotate freely around a horizontal axis .

该控制柄所有轴可以自由旋转。

The handle can rotate freely on all axes .

当发生这种情况，你赢了8个自由旋转。

When that happens , you win8 free spins .

在场景视图看到的自由旋转控制柄。

FreeRotate handle seen in the Scene View .

自由旋转链末端距及其分布矩的模拟计算

The simulation calculation of end-to-end distance and distribution moments for freely jointed chain s

中间连接架沿导轨闭合自由旋转。

The middle connecting racks are closed along the guide rail to rotate freely .

基于虚拟仪器技术的自由旋转粘度计

Free revolving viscometer based on virtual instrument technique

自由旋转式四冲程汽油机润滑系统

Lubricating System of Free Revolving Four-stroke Engines

连接到高架结构上；自由旋转能显示风的方向。

Attached to an elevated structure ; rotates freely to show the direction of the wind .

由特殊尾翼控制的自由旋转机翼使它能够长途跋涉。

It uses a freely rotating wing controlled by a special tail to travel long distances .

文中设计的光学浮标采用了柱状浮体，提出了自由旋转的马鞍链结构。

A spar body was considered and a flee-rotated saddle was used in a moored optical buoy .

可在钻头上安装两个或更多的支在滚珠轴承上自由旋转的切削刀具。

Two or more cutters , rotating freely on ball-bearings , are set in the head of the bit .

当摄像机视点能自由旋转时（通常情况也是如此），基线网格特别有用。

This is especially useful when ( as is usually the case ) the camera viewpoint can be freely rotated .

辐射计是在充有很低压强气体的球泡内，装置能绕支点自由旋转的四个叶片。

A radiometer consists of four vanes free to rotate about a pivot inside a bulb containing air at very low pressure .

旋转式建筑将从安装在楼层间，随风自由旋转的风力叶轮机那里获得电能。

The rotating buildings get their electrical power from wind turbines that are placed between floors and which rotate freely with the wind .

本文采用在叶轮轮盘与泵壳体组成的间隙流场内插入&自由旋转圆盘的方法，来降低流体机械内轮盘摩擦损失。

This paper presents a new method of reducing friction losses of disk by inserting another disk in-side the clearance between the disk and the closure cavity .

针对高压变频器的特殊情况，提出了一种具有最大电流限制功能的基于定子电流矢量的转速估算方法，自动再起动瞬时停电后自由旋转的电机。

To the particularity of the high voltage inverter , a frequency search method with current-limit control is proposed based on the stator current vectors to restart the free-running motor automatically after the power recovery .

重点介绍了非对称尾船型、双尾鳍船型、可调距螺旋桨、对转螺旋桨、桨后自由旋转助推叶轮、舵附推力鳍以及一些特殊船舶推进节能装置的研究与应用等。

This paper emphasis on the asymmetry tail ship , double tail ship , pitch control propeller , contrary-turning propeller , free rotating impeller wheel , rudder with additional thrust fins and some particular energy saving devices .

电机（5）设置在提升臂（23）上并连接提升臂上面的工作台（9），工作台（9）可以自由旋转。

The motor ( 5 ) is arranged on the lifting arm ( 23 ) and is connected with a worktable ( 9 ) on the lifting arms ( 23 ); the worktable ( 9 ) can be rotated freely .

定键角自由内旋转链分子模型稀溶液的某些流变和统计性质

Some of Rheological and Statistical Aspects of Freely Rotating Chain Suspensions

界面活性剂减阻溶液在自由面旋转流中的流动特性研究

Study of Free Surface Swirling Flow of a Drag-Reducing Surfactant Solution

具有自由面的旋转抛物面浅水中涡旋结构的实验研究

Experimental study on the vortex structure in a rotating paraboloid-shape shallow water with a free surface

对于高速、参数变化较快、实时性要求较强的机器人系统，该控制器较为适用。对一个两关节两自由度旋转机器人系统的仿真实例，证明了该设计方法的有效性。

It can be mostly suited to robotic systems with high speed , quick change of the parameter and strong requirement of the real time . Finally , a numeric example is given to demonstrate the effectiveness of the proposed method .

目前实际应用的超声电机多是单自由度旋转或直线超声电机，对多自由度超声电机的研究尚属探索性阶段。

At present , almost all the practically used USM have only one degree of freedom ( DOF ) like linear or rotary movement , and the research on the structure and application on the multi-DOF USM is still in the early stage .