coaxial cable pulse echo tester
同轴电缆脉冲回波测试仪
echo meter=echometer
回声测试器回声测深仪
seismometer testing apparatus
地震检波器测试仪器
ultrasonic concrete tester
超声波混凝土测试仪
voice carrier telegraph testing equipment
音频载波电报测试仪
double-channel echo well sounder
双通道回声井深测试仪
Supervise commissioning of instrumentation and final loop acceptance testing.
监管仪表调试以及仪表控制回路最终测试验收。
ultrasonic echo-impulse digital thickness meter
超声回波脉冲数字式测厚仪
Echo sounder's target signal generator based on DDS
基于DDS技术的测深仪回波信号源
Developing of the Intelligent Power Line Carrier Wave Blocking Wave and Filters Testing Device;
智能化电力线载波阻波器滤波器测试仪的研制
Principle and Millimeter Wave Frequency Expanding Measurement Technology of Noise Figure Meter
噪声系数测试仪的原理及毫米波扩频测试技术
The necessity and feasibility of geophone tester calibration
检波器测试仪核查的必要性和可行性
Software Testing for the Console System of an NMR Spectrometer
NMR波谱仪控制台系统的软件测试
Signal Source Design of Hydrophone Performance Tester
海洋检波器性能测试仪信号源的设计
meter for testing constant current fluxreset curve
恒流磁通回归曲线测试仪
Development has been made in measuring liquid hydrogen fluid density by using the microwave open-ended cavity tuned oscillator.
本文给出了用开端微波谐振腔调谐回路法研制液氢密度测试仪的具体结果。
Supersonic or ultrasonic meter
超音速（波）测速仪
Impusle Winding Tester、 programmer electrical safety compliance tester series、 Function/ arbitrary waveform generator、 RF Scalar network analyzer.
匝间绝缘耐压测试仪系列、规测试仪系列、字合成函数/意波信号发生器系列、络分析仪.