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intermediate frequency jamming 中频干扰
Intermediate frequency instability has had the most uneven history. 中频不稳定性的研究经历了极为曲折的道路。
Low and intermediate frequency instability models are taken up first. 首先处理低频和中频不稳定性的模型。
VHFJ? Very High Frequency Jammer? 甚高频干扰台?
Low or intermediate frequency combustion instability generally involves the interaction of several components of an engine system. 低频或中频燃烧不稳定性通常包含发动机系统中几个组件的相互作用。
The pure quartz lump becomes quartz tube via untouched technology of intermediate frequency induction heating. 采用中频感应加热无接触技术,将石英净坨拉制成为石英管。
Digital Intermediate Frequency (DIF) system is applyied widely in Radar and communication systems. 数字中频系统广泛应用于雷达和通信系统中。
A power harmonic suppressing method based on low voltage intermediate frequency inductive stove was introduced. 介绍了一种基于低压中频炉的电力谐波治理方法。
In signal processing, second-generation enhanced intermediate frequency sampling speed and signal processing speed and capacity. 在信号处理方面,第二代提高了中频采样速度,并加强了信号处理的速度和能力。
As a special case,the effect of rectangular envelope edge of pulse signal on intermediate frequency sampling is carefully studied. 作为一种特例 ,详细研究了简单脉冲信号矩形包络边沿对镜频抑制的影响 ;
As what is concluded from the above that it is practicable to design the digital intermediate frequency receiver with wide band at present. 由此可见，在现有条件下实现宽带数字中频接收机是可行的。
There re fast intermediate frequency furnaces, automatic record of temperature measurement at stokehold and computer network. 高导电纯铜件及各种铜合金精密铸件；
A high-side injection, fixed intermediate frequency (IF), double-quadrature-downconversion and low-IF structure is proposed for wideband receivers. 论证了宽带无线接收机宜采用上边注入、固定中频的二次正交混频低中频结构。
Objective To observe the effect of traction and intermediate frequency penetration the invigorate net and relieve pain tincture. 目的观察中频电疗透入活络止痛酊并牵引治疗颈椎病的疗效及作用机制。
By studying JPEG compression and HVS theory, watermarking information is embedded in the DCT intermediate frequency coefficient part of the image. 通过对JPEG压缩以及人眼视觉系统理论的研究，确定了把水印信息嵌入到图像的离散余弦变换域的中频系数部分；
The system design method proposed by the paper examines the frequency tracking accuracy of the frequency agile radar synthesis detection unit at intermediate frequency. 本文提出了通过系统设计的方法将频率捷变雷达综合测试仪频率跟踪精度的检定在中频进行。
Application: This series can be widely used in the communication systems of Intermediate Frequency for improving selectivity and anti-jamming capacity of signals. 用途:可广泛应用于中频通讯系统中,提高信号的选择性和抗干扰能力。
Purpose: The equipment is used for mensurating corrosion resistance of blast furnace refractories to molten slag by means of heating of intermediate frequency influence. 用途:该设备用中频感应加热的方法模拟测试耐火材料抗渣蚀性能。
Application : This series can be widely used in the communication systems of Intermediate Frequency for improving selectivity and anti-jamming capacity of signals. 用途：可广泛应用于中频通讯系统中，提高信号的选择性和抗干扰能力。
Execution standard: The equipment is heating by intermediate frequency influence. It can test salg resistance of refractories by soaking and crucible, and test multi-sample. 制作依据:该设备采用中频感应加热,可用侵入法和坩埚法测试耐火材料的抗渣蚀性,并可同时做多个试样的测试。