impedance composite muffler

Broad-band impedance composite muffler design and application;

宽频带阻抗复合消声器的设计和应用

Study on application of dissipative-resonant complex silencer in noise control of mine ventilation;

阻-共复合消声器在风井噪声控制中的应用研究

Influence on ground distance protection due to the composite impedances;

复合阻抗对接地距离保护的影响

Influence of composite impedance on measurement of impedance with ground distance relay;

复合阻抗对接地距离继电器测量阻抗的影响

Study on setting for zone Ⅱ of grounding distance protection of transmission line with composite impedances;

带有复合阻抗的输电线路接地距离Ⅱ段保护整定计算

Broad-band impedance composite muffler design and application

宽频带阻抗复合消声器的设计和应用

A Study of the Acoustical Properties of Compound Impedance in Sound Absorbing Structure

阻抗复合吸声结构的理论与声学特性研究

Ultrasonic determination of carbon fiber composite porosity using acoustic impedance

碳纤维复合材料孔隙率超声声阻抗法检测

Electrochemical impendence study of polyaniline/activated carbon composite material capacitor

PANI/AC复合材料电容器的交流阻抗分析

Design of Compound-combination Die for Gas Engine Muffler Seal

内燃机消声器封头冲压复合模具设计

Research on Measuring Sound Impedance of Anechoic Coating and Predictions in Sound Reflection of Composite Structure;

声学覆盖层声阻抗测量方法及复合结构声反射预报研究

Simulation and Analysis of Reactive Muffler Based on ANSYS Software

基于ANSYS的复杂结构抗性消声器性能分析

Electric matching of ultrasonic sensor based on general impedance converter

基于广义合成阻抗超声传感器电端匹配的研究

Compound damping isolator and compound damper

GB/T14527-1993复合阻尼隔振器和复合阻尼器

acoustic impedance density

声阻抗密度，声阻抗率

impedance-capacity coupled amplifier

阻抗电容耦合放大器

The Electrical Impedance of Piezoelectric Transducer Mercurous Chloride Devices;

卤化亚汞声光器件换能器电输入阻抗

External Impetance Network Used in Compensating Acoustics Energy Loss of Transducer in AO Device

阻抗网络补偿Hg_2Cl_2声光器件换能器的声能损耗

Theoretical Analysis on the Dynamic Characteristic of Dissipative Sliencer and the Experimental Study;

阻性消声器动态特性理论及试验研究

Flow Filed Analysis and Experimental Study on Tubular Dissipative Silencer;

筒式阻性消声器流场分析及试验研究

Research on Numerical Simulation about Anti-seismic Capability of Fe/Zn Composite and Hydraulic Pressure Damper;

Fe/Zn复合材料及液压阻尼器抗震性能数值仿真研究

Instruments for the measurement of aural acoustic impedance/admittance

GB/T15953-1995耳声阻抗/导纳的测定仪器

Study on the measurement method of ultrasonic transducer electrical impedance

超声换能器电阻抗特性测量方法研究