Using half-classical theory, in ?-shaped level scheme of P 3+ r: YSO crystal, both instantaneous and stable value of the absorption for the probe field is numerically resolved at different optical transition decay rate and spin transition decay rate, respectively.
运用半经典理论 ,在Pr3 + :YSO晶体Pr离子 -型三能级系统中 ,求解了探测光吸收在不同光跃迁驰豫速率与自旋跃迁驰豫速率下的瞬态及稳态解 ,得到了电磁感应透明现象 ,分析了两种驰豫对电磁感应透明的影响 ,从而揭示了掺稀土离子晶体中电磁感应透明对温度的依赖性。
Changing the rate of cylinder rotation changes the speed selected.
改变圆筒旋转速率就改变被筛选的速率。
Amplified by proximity, the gravity of the stars modifies the rotation speed of the ellipses.
星球的重力被其近邻的星球放大，进而修改了椭圆的旋转速率。
The desired output information was a measure of slew-rate or angular-velocity input and not position.
所要求的陀螺输出是旋转速率或角速度输入的量度，而不是位置的量度。
The rotating cylinder with spiral grooves acts as a speed selector.
螺旋切口的旋转圆筒作为速率筛选器。
speed of rotation is proportional to the frequency of the A.C. power.
旋转速度与A.C能量频率成比例。
Slip is more usually expressed as a fraction of rotating magnetic speed.
电机转差率通常表示为旋转磁场转速的百分比。
(of an engine)revolve;increase the speed of revolution
（指发动机） 旋转,加快转速.
number of revolutions to speed
螺旋桨转速与航速比转数与船速比
fixed frequency cyclotron
固定频率回旋加速器
cyclotron-frequency magnetron
回旋加速频率磁控管
Study into the Processing Mechanism of Mental Rotation Operating by Using Speed-accuracy Trade-off (SAT) Procedure
反应速度与准确率权衡程序下的心理旋转加工机制研究
Three-dimensional Design and Dynamic Study of Hydromantic-mechanical Internal Power Distributing Bunchier with Synchronization Revolves;
双斜盘同步旋转内功率分流无级变速器三维设计与动力学研究
A deviation in the experiment of determining the rate constant of sucrose conversion reaction by saccharimetry;
旋光法测定蔗糖转化反应的速率常数实验的一种偏差与处理
The Experimental Research on the Multi-stage Filtration Flow under Pressure Variation in the Series of Dynamic Rotary Vane Press Filter
旋转压滤机系列压力下各级间过滤速率的试验研究
When cruising under low power demand conditions, the engine &motor will turn relatively slowly, while they will turn faster when accelerating or climbing a hill.
在低功率条件下巡航时，发动机和电动机转速相对较慢，然而，加速和爬坡时，旋转快。
an instrument for indicating speed of rotation.
显示旋转速度的仪器。
rapid descent of an aircraft in a steep spiral spin.
在高空旋转时快速落下。
spin test (of a current-meter)
（流速计的）旋转试验