direct wave是什么意思

网络释义

用法例句

A suitable method of rejecting periodic interference in PD wide bandwidth monitoring through direct wave trap filter is proposed.

在分析局部放电监测系统中的周期性干扰特征的基础上 ,从解决IIR陷波滤波器存在的问题着手 ,提出了一种适用于宽频带局部放电在线监测中抑制周期性干扰的直接陷波滤波方法。

A MMIC direct detection receiver in principle-model version with a central frequency of 25 GHz and a 4 GHz bandwidth was developed on the background of passive millimeter imaging systems.

以被动式毫米波成像为应用背景,研制了一种频带宽4GHz、中心频率25GHz的集成直接检波式接收机的原理样机。

A 8mm band MMIC direct detection receiver was proposed on the background of bomb borne MMW radiometer.

以弹载被动毫米阵列探测系统为应用背景 ,提出一种 8mm波段直接检波式接收机 ,在论述其系统工作原理的基础上 ,对相关系统参数进行了分析与设计 。

The gain of the millimeter-wave amplifier varies with the ambient temperature,and its effect on the amplitude of the output signal of the millimeter-wave direct detection radiometer is analyzed.

分析了毫米波放大器温度-增益变化对毫米波直接检波式辐射计输出信号幅度的影响,针对直接在毫米波电路中进行温度补偿技术难度相对较大的情况,提出了在视频放大器电路中引入温度补偿措施使系统总增益保持稳定的温度补偿方法,通过在视频放大器反馈电路中加入合适的热敏电阻对系统增益进行补偿。

A direct harmonic analysis approach for AC-DC-AC conversion system was presented to simplify the complicated harmonic calculation process.

为了简化AC-DC-AC变换器复杂的谐波计算过程,采用直接谐波计算对变换器进行了谐波分析。

Sensitivity analysis of millimeter-wave direct-detection radiometer

毫米波直接检波式辐射计灵敏度分析

Temperature Compensation of Millimeter-wave Direct Detection Radiometer

毫米波直接检波式辐射计温度补偿问题研究

Research on Ka-band Dual-polarization Direct Detection Total Power Radiometer

Ka波段双极化直接检波式全功率辐射计研究

Realization of quadrature coherent detection by direct sampling of IF signal

直接中频采样实现正交相干检波的研究

Carrier detection method of direct sequence spread spectrum signals based on Duffing oscillator

基于Duffing振子的直接序列扩频信号载波检测方法

Extraction of the In-pulse Characteristics of Signal Based on Direct Sampling from IF signal and quadrature coherent detection

基于中频直接采样正交相干检波技术的信号脉内特征提取

The Research of Fractal Theory and Wavelet Transform in DC System Grounding Fault Detection Application;

分形和小波在直流系统接地故障检测中应用的研究

Method of DC System Grounding Fault Detection Based on Wavelet Transform;

基于小波变换的直流系统接地故障检测方法研究

vertical component detector

垂直分量地震检波器

self-aligning optical waveguide connector

自准直光波导连接器

direct writing electromagnetic oscillograph

直接记录式电磁示波器

germanium point-contact detector diode

锗点接触型检波二极管

No, this train is an express one and it's going straight to Boston.

不停，这是直达快车，直接开到波斯顿。

Exchange Rate and Foreign Direct Investment:A Knowledge Capital Model;

汇率波动对外商直接投资的影响——基于知识资本模型从产业角度的实证检验

Analysis of the Noise for DPSK Receiver with MZI Balanced Direct Detection;

采用平衡接收直接检测的DPSK接收机噪声分析

Analysis of the noise statistics for DPSK receiver with MZI balanced direct detection

平衡接收直接检测DPSK接收机噪声统计特性分析

DC detection ferro-resonance type automatic voltage regulator

直流检波铁磁谐振式自动稳压器

Multi-frequency Cyclostationary Analysis of Harmonic Signal of Helicopter

直升机谐波信号的多频循环平稳检测