1.
Design of Sound-proof Testing System Based on PCI-9114DG
基于PCI-9114DG的隔声测试系统设计
2.
It introduced designs of acoustic structure of high sound insulation testing room, and applications in the field of sound-absorption, which provide reference for the professional personnel engaging noise control and architectural acoustics.
介绍了高隔声测试室的声学结构设计及在吸声领域的应用，以供噪声控制和建筑声学专业人员参考。
3.
Tracking ability and channel separation test record
GB/T3320.2-1982循迹能力、声道分隔度测试唱片
4.
Study on Acoustic Transmission Loss in 4-channel Impedance Tube with Single-sensor
单传声器四通道驻波管隔声量的测试研究
5.
Influence of flanking transmission of filler wan in test opening on laboratory measurement of airborne sound insulation of building elements
实验室隔声测量中试件洞填隙墙传声影响的检验
6.
and by measuring the time interval between the taps and the receipt of the echoes,
测出回声间隔的时间，
7.
open hole single packer test string
裸眼单封隔器测试管柱
8.
straddle-packer test
跨式双封隔器地层测试
9.
inflatable packer test string
胶囊封隔器测试管柱
10.
Research on the Sound Insulation Theory and Experiment Based on Noise of Motorcycle;
摩托车噪声屏蔽隔声理论与试验研究
11.
echo meter=echometer
回声测试器回声测深仪
12.
Development of Pantograph Noise Insulating Panels on FASTECH360S High Speed Testing Trains
FASTECH360S高速试验列车受电弓隔声板的开发
13.
Applied intravenous adenosine infusion in congenital ventricular septal defect with severe pulmonary hypertension by Doppler echocardiography
超声检测腺苷急性血管扩张试验在先天性室间隔缺损合并重度肺动脉高压中的应用
14.
Measurement code for airborne sound insulation of dwellings
住宅建筑空气隔声测量规范
15.
Sound insulation effects monitoring and analysis of window alteration in students' dormitory
学生宿舍窗改造隔声效果监测与分析
16.
Methods and Applications of Sound Absorption and Insulation Measurements Based on Transfer Functions;
基于传递函数的吸声隔声测量方法与应用研究
17.
The comparison and study of two kinds of isolators of mulipole array acoustic logging tool
MPAL多极子阵列声波测井仪新型隔声体研究
18.
Research on Testing Method of the Fabric Unsteady-State Thermal Insulation Properties;
织物非稳态隔热性能测试方法的研究