1.
Research on Low-frequency Square-wave Electronic Ballast for HID Lamp;
低频方波HID灯电子镇流器关键技术研究
2.
Study on High Intensity Discharge Lamp Electronic Ballasts with Low-Frequency Square-Wave
低频方波高强度气体放电灯电子镇流器研究
3.
VLF Field Strength Calculation Methods Based on Waveguide Mode
基于波导模式的甚低频场强计算方法
4.
Research on Low-frequency Sine Waveform Exciting Mode for Electromagnetic Flowmeter;
电磁流量计低频正弦波励磁方法的研究
5.
Research on Low-frequency Three-value Trapezoidal Waveform Exciting Mode for Electromagnetic Flowmeter;
电磁流量计低频三值梯形波励磁方法的研究
6.
Comparison of three methods of calculating low frequency ground-wave propagation over irregular terrain
不规则地面低频地波传播预测方法的性能比较
7.
Short wave lengths correspond with high frequencies, and long wave lengths to low frequencies.
短波波长和高频相对应，长波波长与低频相对应。
8.
Study on wavelet-based soft-thresholding deblocking algorithm for low bit rate video
低码率视频的小波域软阈值去方块滤波算法的研究
9.
Boussinesq Modeling of the Surf Beat in the Nearshore Zone;
近岸低频波浪的Boussinesq模拟
10.
The New Theoretical Calculation Method of Extremely Low Frequency Propagation in Earth-Ionosphere Wave Guide;
极低频在地—电离层波导中传播的新的理论计算方法
11.
31 Bit Low Frequency SAW Programmable Matched Filter
31位低频声表面波可程序匹配滤波器
12.
Using GPR to Measure Soil Moisture Content
利用低频微波波段GPR测量土壤含水量
13.
Using a method of the spatial frequency filtering by combining the directional filtering with the very low frequency filtering, the desirable optical signals cau be taken out of a considerably complex image.
采用方向性滤波与极低频滤波相结合的方法,可以从较复杂的图象中提取所需用的信号.
14.
One method is to filter the signal bef ore transmitting it in the channel in the low-frequency part of the chaotic sys tem.
一种改进的方法是在发射端用滤波器滤去混沌信号的高频部分 ,只传输低频部分。
15.
VHF square wave generator
甚高频方波信号发生器
16.
An X band Low Phase Noise Wideband Frequency Synthesizer
X波段宽带低相位噪声混频锁相频率源
17.
Blind watermarking algorithm of color video based on lowest fre-quency domain of 3D wavelet
基于三维小波低频域的彩色视频盲水印算法
18.
It's fluctuating in systematic intervals along the ultra-low frequency.
它随着超低频产生有系统间隔的波动