查询词典 oscillatory

The results of experiment show after inputting impulse current to alloy Al-4wt%Cu, its grain structure can be refined from 1.5 mm to 0.2 mm at impulse voltage 2 kV, capacitance charged frequency 0.5 Hz and circuit oscillatory frequency 50 Hz.

结果表明：脉冲电压2kV、电容的冲击频率为0.5Hz、电路的振荡频率为50Hz时，脉冲电流对Al-4wt%Cu合金作用后，晶粒尺寸由1.5mm减小到0.2mm。

Polymer-alkali salt complex ; Humidity sensor ; RC oscillatory circuit.

高分子-碱金属盐配合物；湿度传感器；振荡电路

For example,speaking 555 timer flakes and intergrated operate amplifier CA3140 to control,it is a normal thing that the timer is coming out,But today this timer adopt 555 timer oscillatory circuit as at time base signal pulse input,choise magnificated intergrated flake CA3140 to manger ,make the timing of 555 steady state time lagmay be increase one hundred multiple.

由于集成块集成度高，功能强，功耗低，速度快，价格便宜，实用灵活，开发周期短等优点，从上个世纪开始，随着各种各样的集成芯片的问世，比如说555定时器芯片和CA3140集成运算放大器芯片，定时器的形成已经是很普通的事情，但今天这个定时器采用555定时器振荡电路作为时基信号脉冲输入，选择可放大的集成运算放大器3140控制器，使555的稳态延时范围可以增加100倍。

The study of vibration is concerned with the oscillatory motions of bodies and the forces associated with them.

振动的研究涉及到物体的振荡运动以及与此有关的力。

In this study, a new algorithm is proposed to solve the nonlinear oscillatory systems.

本研究提出一个新的演算法应用於求解非线性振动系统之近似解析解。

The periodic oscillatory behavior is very important in the differential dynamical systems. Research on it is significant in theory and in practice.

周期振荡是微分动力系统中非常重要的现象，对于它的研究在理论和应用上都具有十分重要的意义。

For the first time, proposes a direct method to calculate the power system oscillatory stability margin.

首次提出了一种计算与低频振荡相对应的电力系统小干扰稳定极限的直接算法。

Be not due on this problem any suspicion and oscillatory.

在这个问题上是不应有任何怀疑和动摇的。

The research that basically pursues noise and oscillatory control technology and its engineering design work.

主要从事噪声和振动控制技术的研究及其工程设计工作。

Light is an oscillatory thing with a definite frequency that is related to the wavelength.

光是一种以确定频率振动的东西，这一频率与波长有关。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。