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
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