1.
double frequency both side band transmission
双频双边带传输系统
2.
simultaneous dual frequency dye laser
同步双频染料激光器
3.
A GPS/Galileo Dual-module Dual-band Receiver RF Front-end Design
一种GPS/Galileo双模双频接收机射频前端芯片设计
4.
crossband beacon
交叉频带信标(双频率应答器)
5.
Study of LD-Pumped 1064nm Dual-Frequency Nd: YAG Laser with Large Frequency-Difference;
LD泵浦1064nm大频差双频Nd：YAG激光技术研究
6.
GSM900/1800 Two Band Mobile Phone RF Circuit Design;
GSM900/1800双频移动电话射频电路设计
7.
The Optimized Design for Radiation Performance of UHF Band Dual-frequency Feed
UHF频段双频馈源辐射性能的优化设计
8.
Adjustable frequency and amplitude vibration for optinum compaction effect
双频双幅振动，达到理想的压实效果
9.
Dual-Frequency/Dual-polarization Antenna for 3G Mobile Communication Base Station;
双频/双极化第三代移动通信基站天线
10.
Wideband Dual-frequency and Dual-polarization Microstrip Antenna Array at Ku-band
Ku波段宽带双频双极化微带天线阵
11.
Dual-band bidirectional printed arrays antenna with an electrical downtilt angle
具有电倾角的双频双向印刷阵列天线
12.
Dynamic simulation of double-frequency and double-amplitude composed vibrating compaction
双频双幅合成振动压实的动力学仿真
13.
FM broadcasting--Dual programmes
GB4311.4-1987调频广播双节目
14.
bidirectioanl VHF data link
双向甚高频数据传送
15.
bilinear frequency characteristic displaying instrument
双线性频率特性显示仪
16.
double superheterodyne receiver
双变频超外差接收机
17.
dual-conversion superheterodyne receiver
双变频超外差式接收机
18.
double frequency spectral density functio
双重频率谱密度函数