1.
Osteoporosis Process Simulation and Experimental Study on Osteoporosis Treatment Based on High-frequency Low-Magnitude Vibration;
骨质疏松的过程模拟及高频低载振动对抗骨质疏松的实验研究
2.
The Experimental Study of Ovariectomized Rats for Osteoporosis Based on High-Frequency Low-Magnitude Vibration of Different Cycles;
不同周期的高频低载振动对抗去势大鼠骨质疏松的实验研究
3.
A Study on Carrier Tracking FLL for Extremely-low-CNR Highly-dynamic Signals
极低载噪比高动态信号的载波跟踪锁频环研究
4.
radio-frequency carrier
射频载波, 高频载波
5.
The Research on Methods of Improving the Speed and Accuracy of under Frequency Load Shedding;
提高低频减载动作速度和减载准确性的方法研究
6.
under frequency load shedding
低频率自动负载减少
7.
Animal Experimental Study and Development of Equipment for Osteoporosis Treatment Based on High-Frequency, Low-Magnitude Vibration;
高频、低载振动对抗骨质疏松装置的研制及动物实验研究
8.
high -frequency channel
高频电路, 载波电话通路
9.
Study of Power System Frequency Measurement and Under Frequency Load Shedding Scheme;
电力系统频率测量及低频减载方案的研究
10.
The Research of the Load Shedding Scheme under Frequency Based on the System Characteristic
基于系统频率特性的低频减载方案研究
11.
Study on Dynamic Frequency Characteristics and Coordinative Under-Frequency Load Shedding Scheme for Nationwide Interconnected Power Grid of China
全国电网互联系统频率特性及低频减载方案
12.
WAMS-based Under-frequency Load Shedding Research;
基于广域测量（WAMS）的低频减载研究
13.
Design of Under-Frequency Load Shedding Schemes Using Combinatorial Optimization
基于组合优化的低频减载方案的整定
14.
high and low frequency connector with mixed contact
高低频混装式连接器
15.
low data rate UHF satellite
低数据率特高频卫星
16.
high precision LF signal generator
高精度低频信号发生器
17.
paired high and low frequency telecommunication cable
对称型高低频电信电缆
18.
high resolution low frequency spectrum analyzer
高分辨率低频谱分析仪