转动

The angular acceleration of a rotary shaft is one of the most important parameters for revolution mechanism, which is widely employed in practical applications.

转轴角加速度是旋转机构转动时的一项重要参数，旋转体的角加速度在实践中有着广泛和重要的应用。

For a rigid body rotating about a principal axis , the angular acceleration is related to torque by T =Ia.

对于绕主轴转动的刚体来说，角加速度与转矩的关系是T＝Ia。

Synthesizing the analytic results, this paper concludes that using inverse model for the air motor rotation experiment can calculate reasonable damping coefficient and angular displacement simultaneously.

综合分析结果，本文所提出的逆解模式对气压马达转动实验，确可同时计算得到合的阻尼系与角位移。

Deformation effects on particle emission in a fission process of ^251Es nucleus as functions of excitation energy, angular momentum, and viscosity coefficient have been investigated in detail within the framework of Smolu-chowski equation.

用处理推转壳模型的粒子数守恒方法，分析了稀土变土变形核^172，174Hf的基态带和低激发高K多准粒子带的运动学转动惯量J^(1)随角频率ω的变化及基微观机制，特别是被拆散核子的Pauli堵塞交的重要影响。

Correlation between spin angular momentum s and background angular momentums of planets;2. In the paper the principle of optical rotation due to the transfer of spin angular momentum from light to particles was discussed by analyzing the interaction between the beam of light and birefringent crystal particles, and then an optical tweezers was formed on nanometer optical tweezers system with a linearly polarized light beam (He-Ne laser 633 nm, 10 mW).

从理论上分析了偏振光束与双折射晶体粒子的相互作用过程，讨论了由于光束自旋角动量向晶体粒子的传递所导致的光致旋转效应的原理，并在纳米光镊装置上利用线偏振He Ne激光器(633 nm，10 mW)形成了光镊光阱，利用1/4波片来改变光镊光束的偏振状态，在不同的椭圆偏振状态下实现了直径约为几微米的CaCO3 晶体微粒的捕获和光致转动。

The precondition to use fiber resonator to measure rotation angular velocity is to acquire high performance and stable resonance, which requires the overcome of polarization instability of fiber resonators and extremely narrow line width, tunable, high coherent light source.

用光纤谐振腔进行转动角速度测量的前提条件是要获得高性能且稳定的谐振腔，这必须解决光纤谐振腔的偏振稳定问题，同时要求有极窄线宽的可调谐高相干光源。

An increase in the magnitude of the angular momentum simply means that the body rotates more rapidly.

角动量大小的增加，意思就是物体转动更快了。

Quantity of angular motion in the sagittal and coronal planes is likely to provide protection against adjacent-segment disease. Also important is the quality of motion, including radius of curvature, shear properties, and location of the instantaneous axis of rotation.

在矢状面和冠状面的角活动度的测量可能提供阻止临近节段疾病的方案，通用重要的是活动度的质量，包括曲率半径，剪切力的性质，转动瞬轴的位置。

Traditionally, artificial knee-joints use hydraulic damping, which presents more angular resistance to fast rotational motion than to slow motion.

传统的人造膝关节采用液压阻尼，它在快速转动时会产生比低速运动更大的角抗力（没有找到angular resistance的专业译法）。

However,the system can keep stable in any rotating angular velocity in the coupling dynamical model.

而耦合动力学模型在转动角速度为高速时，系统都是稳定的，这与实际情形相符。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了