查询词典 oscillator

A Starting from a path integral representation, obtain the Greens function of a harmonic oscillator

从路径积分表示式，得到谐振子的格林函数

Hase locked loops are electronic systems widely used in different fields of applications. Their main task is synchronizing an internal oscillator with an external periodic signal.

LL电子系统广泛的运用到不同的应用软件领域，他们的主要任务是同步内部振荡器和外部定期信号。

This device, which is composed of oscillator, switching capacitor, second-order tracking system, digital switching system, power-amplifier circuit and Helmholtz coils , can produce rotating magnetic field whose frequency and strength can be adjusted continuously.

该装置由振荡器、开关电容、二阶跟踪系统、数字开关系统、功放电路及亥姆霍兹线圈组等部分组成，可以产生频率、强度连续可调的旋转磁场。

By use of the relationships between the hermite polynomial and the laguerre polynomial, the eigenequations of one-dimensional harmonic oscillator and hydrogen atom are conversed into the same equations in form.

同时本文利用SU(1，1)代数将二维、三维情况下的谐振子同加了反平方势的氢原子分别表示成具有相同形式的两算符下的本征值方程，从而得出

And based on a class of oscillator of ENSO models, employing the method of homotopic mapping, the approximate and exact of solution of corresponding problem is studied.

并在这基础上借助同伦映射方法研究了一类ENSO模型振子模型的近似解与精确解。

A modified schmitt trigger based relaxation oscillator is used to convert thermistor and hygrometer resistances into a frequency signal .

在前端运用基于施密特触发器为基础的松弛振荡器把温、湿度传感器的电阻值转换为频率的信号，从而把温度和湿度的变化转变为数字电路可以处理的频率信号的变化。

The oscillator circuit of detecting leak current is designed, with which the inductance of detection coil is converted to frequency of oscillatory signal, and the oscillatory signals are used to eliminate the residual magnetism in coil after removal of leak direct current.

所设计的检测电路把敏感线圈电感的变化转换成振荡信号频率的变化，实现了对直流泄漏电流的精确检测，且交变振荡信号又能有效地消除敏感线圈中直流电流引起的剩磁现象。

In this thesis,we will focus on the study of the syn-chronous chaos and on-off intermittency in coupled oscillator systems.Weobserve rich phenomena and find mechanisms underlying these phenomena.

在本文中，我们重点以耦合混沌振子系统为研究对象，在理论分析和数值计算的基础上，研究各种丰富的混沌同步及开关阵发现象，揭示其内在的规律性。

The generators and irreducible representation coherent stato of the SU(1,1) group are constructed by using the inverse operators of hose harmonic oscillator, and the inhomogeneous inverse differential realization s of the SU(1,1) group are derived

利用玻色振子的逆算符构造了SU（1，1）群的生成元和不可约表示的相干态，导出了SU（1，1）群的非齐次逆微分实现。

Fan Z K,Theory analysis and experiment of the transit-time tube oscillator.

范植开。渡越管振荡器的理论研究与原理性实验。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。