wave frequency的例句大全

This paper has set up a relation among cut off frequency f 0, order n of LCF and wave velocity V, the minimum resolvable thickness Δ h, and the absorption and attenuation factor A of Earth's strata.

本文建立了低切滤波器截止频率f0、阶次n与地层波速V、可分辨地层最小厚度Δh及地层吸收衰减系数A的关系。

With abilities to anti-stealth, super-horizon detection and work around the clock, high frequency ground wave radar ( HFSWR) has been widely used in the low-altitude, surface target detection and monitoring of the marine environment.

高频地波雷达具有反隐身、超视距探测和全天候工作的能力，它在低空、海面目标探测和海洋环境监测中得到广泛应用。

Analysis in effects to high frequency protection command transmission time in carrier wave channel

浅析高频保护命令载波通道传输时间的影响

The design method and techniques for low-cost signal processing module of ultrashort wave or VHF ( Very High Frequency) radio are introduced.

介绍了超短波通信电台的低成本信号处理模块的设计方法和技巧。

Digital oscilloscope template was built with virtual instrument technology, so, signal processing of wave shape display, time, frequency, amplitude, phase was implemented.

采用虚拟仪表技术构造数字示波模板，以完成波形等显示，及时间、频率、幅度、相位等信号处理。

The Design of High Stable and Low Distortion Operating Frequency Sine Wave Signal Source

高稳定、低失真工频正弦波信号源的设计

The theory analysis of the frequency spectrum and distortion of sine wave signal.

正弦波信号源频谱及失真度的理论分析。

In this paper, the nonlinear diffraction problem is studied with potential flow theory in frequency domain for three-dimensional floating body sailing in waves on deep water. This problem includes nonlinear diffraction problem and nonlinear wave making problem.

本文应用势流理论和频域方法研究了三维浮体在深水域波浪中航行时的非线性绕射问题，该问题包括非线性兴波问题和非线性绕射问题。

The standing wave laser field is applied to the upper transition with the Rabi frequency dependent on the position through which the atom passes.

驻波激光场与级联原子的上跃迁耦合，其拉比频率依赖于原子通过驻波场的位置。

Also, a method of deciding the sampling frequency of sine wave is introduced.

针对FFT计算，还介绍了正弦信号采样频率的选择方法。

A High Frequency Sine Wave Signal Generator with High Stability Based on Phaselocked Loop

基于锁相环的高稳定高频正弦信号发生器

Instanced by dead-band PWM, this paper proposes that its explicit modulated wave is attained and its mathematics model in frequency domain is derived by dual Fourier transforms.

文中以不连续脉宽调制为例，首先将其调制波显化，并通过双重傅里叶交换得到其频域数学模型。

A Square Wave Generator with High Frequency Resolution and High Switching Speed

一种高频率分辨率、高频率转换速度的周期方波发生器

The Magnitude Sampling for Square Wave Signal with the Middle High Frequency

中高频方波信号幅值采样方法的研究

Frequency Spectrum Characteristic of Photoacoustic Wave of Thermal Damage of Homogeneous Solid Propellant

激光对均质固体推进剂热损伤的光声频谱特征

A Kind of Square Wave Generator with High Resolving Power and Wide Frequency Range

一种高分辨率宽频域方波脉冲发生器

Since the wave impedance of variable frequency motor being significantly greater than the wave impedance of the cable, making variable frequency motor suffer approximately the twice of pulse leading edge voltage, the coil insulation layer of variable frequency motor occurs partial discharge during operation.

由于变频电机的波阻抗明显大于电缆的波阻抗，使得变频电机受到约两倍的脉冲前沿电压，导致变频电机线圈绝缘层在运行过程中发生局部放电。

If you know the frequency, you can find the wave length.

如果知道频率，就可以求出波长。

As the speed is constant, when the frequency is increased, the wave length will.

因为速度不变，当频率增加时，波长就会减少。

Moreover, it descends linearity with the main frequency of wave packet.

而平均群速随输入波频率增加整体呈线性下降趋势。