...阻抗响应；便携式系统；螺栓松动 [gap=1031]Key words: Structural health monitoring； Piezoelectric ceramic； Impedance response； Field-portable system； Looseness of bolts ..
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互辐射阻抗的表达式中包含了互辐射因子，根据这个互辐射因子求得了阵的发射电压响应的理论计算公式。
The expression of the mutual radiation impedance has a factor and then the theoretic formula of the array transmit voltage response is gained.
通过对该区中生界火山岩的测井、地震相、振幅、频率、波阻抗等地球物理响应研究，来进行岩性识别和储层预测，进而指导勘探部署。
The study of geophysical response, such as logging response, seismic facies, amplitude, frequency and wave impedance, is helpful for recognizing and predicting volcanic rock.
介绍了工作于低阻抗负载下的高压大电流快响应脉冲变压器的一种设计方法。
The design method of the high voltage and the fast response time pulse transformer used in the condition of low load impedance was introduced.
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