1.
In Situ Acoustic Experiment and Properties Study in Marine Sediments;
海底沉积物声学原位测试和特性研究
2.
The source resonance and wavelet analysis of the multi-frequency in situ sediment seabed acoustic measurement system in seawater
多频海底声学原位测试系统在海水中的声源响应及子波分析
3.
Research of Acoustic Properties and In-situ Measurement Method of Seafloor Sediments;
海底底质声学性质及原位测量技术研究
4.
On Importance of Tone in Mandarin Test from Tone s Phonemics Burden;
从声调的音位负担看声调在普通话学习测试中的重要性
5.
Immunology and echocardiography monitoring after human orthopic heart transplantation;
人同种原位心脏移植术后免疫学及超声心动图监测
6.
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
7.
The Implementation Of Phase Noise Measurement Using a Spectrum Analyzer
直接频谱仪法在相位噪声测试中应用
8.
Study on Phase Noise Test of Radiation Hardened Integrate Circuits
抗辐射加固IC电路相位噪声测试研究
9.
In situ acoustic measurement technique of superficial marine sediments
海底表层沉积物声参数原位测量技术
10.
Principle Study on Noise Source Direction-Finding with Phase Interferometer
相位干涉仪对噪声源测向的原理研究
11.
On-site Measurements and Construction Mechanics Analysis of Ultrahigh-rise Tube in Tube Building Superstructure;
超高层筒中筒建筑上部结构的原位测试与施工力学分析
12.
The principles used in measuring sound velocity by means of resonant interference and phase comparison are analyzed and compared, which are convenient for teaching.
为了方便教学,对用共振干涉法和相位比较法测定超声声速的原理进行了剖析、比.
13.
echo meter=echometer
回声测试器回声测深仪
14.
A Study on Automobile Engine Noise Measurement and Psychoacoustic Evaluation System;
汽车发动机噪声测试及心理声学评价系统研究
15.
An investigation of background noise measurement technology in aeroacoustic wind tunnel
低速航空声学风洞背景噪声测试技术研究
16.
Research on the influence of neritic sound propagation environment to acoustics test
浅海声传播对声学测试影响的初步分析
17.
Research on Experimental Measurement Technique for Acoustic Performance of Ducts and Silencers
管道和消声器声学性能的试验测量技术研究
18.
Acoustics--Speech articulation testing method
GB/T15508-1995声学语言清晰度测试方法