The natural frequence of hydraulic vibration working platform in the shape of reinforced plank-box

具有加筋板的箱框型液压振动工作台的固有频率

属类：中国大陆-service.ilib.cn-

Application of Pulse Frequence Modulation in Flyback Converter

脉冲频率调制在反激式变换器中的应用

属类：中国大陆-www.ilib.cn-

Application of embedded fuzzy control in frequence conversion and branch drag speed-governing system

嵌入式模糊控制在变频分部拖动系统中的应用

属类：中国大陆-www.ilib.cn-

Application of HITACHI Frequence Converter in 1800 Cold Rolling and Continuous Annealing Unit

日立变频器在宝钢1800冷轧连退机组的应用

属类：中国大陆-ilib.cn-

The study of dynamic communication frequence based on control network

实时控制网动态通信频度研究

属类：中国大陆-service.ilib.cn-

Control of Short-period Episodic Rifting to Sedimentation of High-frequence Cycle in Continental Rift-subsidence Basin

试论短周期幕式构造沉降对陆相断陷盆地高频沉积旋回的控制

属类：中国大陆-www.ilib.cn-

Analysis of 100 patients with acute lumbar strain treated by manipulation combined with high electrical frequence

手法结合高频电治疗急性腰扭伤100例分析

属类：中国大陆-www.ilib.cn-

Improving of Frequence Method and Its Application in Damage Identification

损伤定位中频率法的改进及应用

属类：中国大陆-service.ilib.cn-

Study on Natural Frequence of Bridge Pier Supported by Group Pile Foundation

铁路桥梁群桩基础桥墩自振频率计算分析和应用研究

属类：中国大陆-www.ilib.cn-

Design of USB Interface of Virtual Frequence Analyzer

虚拟频谱分析仪的USB接口投计

属类：中国大陆-www.ilib.cn-

A precise and rapid method for relative positioning based on dual frequence GPS receivers

一种基于双频GPS接收机的精确快速相对定位方法

属类：中国大陆-service.ilib.cn-

Research on DTC control method of reducing torque ripple and switching frequence for induction motor

一种降低转矩脉动和开关频率的异步电机DTC控制方法的研究

属类：中国大陆-www.ilib.cn-

Replacement of Thyratron by High-Voltage Silicon Rectifier for High-Frequence Power Source

用高压硅整流器代替闸流管的高频感应加热装置

属类：中国大陆-ilib.cn-

Relation between the equivalent resistance and frequence in transmission line

载流导线等效电阻与频率关系研究

属类：中国大陆-www.ilib.cn-

Time-frequence analysis of carotid flow doppler signal in normal controls and cerebral infarction patients

正常人和脑梗死患者颈动脉血流超声多普勒时频分析

属类：中国大陆-www.ilib.cn-

Study of the Influence of Bevel Gears Engagement on Amplitude-Frequence Characteristic of an Engine

锥齿轮啮合作用对发动机幅频特性影响研究

属类：中国大陆-ilib.cn-