The feasibility of using the vibrating wire transducer and microwave data radio to measure and control real-timely or dynamically in the structure engineering is proofed.
论证了应用振弦传感器和无线数传电台在工程中进行实时或动态监测的可行性。
Aluminum wire ultrasonic bonding; transducer drive current; signal time-frequency analysis; feature selecting; quality online monitoring.
粗铝丝超声引线键合；换能器驱动电流；信号时频分析；特征提取；质量在线监测。
According to the circuit of ultrasonic wire bonding experiment platform, a piezoelectric transducer (PZT) driver signal acquisition circuit was designed.
根据超声引线键合实验平台电路结构，设计了PZT(压电陶瓷)驱动信号采集电路。
The principles, structures and technical characteristics of the CCD coordinometer and wire alignment transducer are briefly introduced.
简要介绍了新型光电式垂线坐标仪与引张线仪的原理、结构和技术特点。
The principles, structures and technical characteristics of the CCD coordinometer and wire alignment transducer are briefly introduced.
简要介绍了新型光电式垂线坐标仪与引张线仪的原理、结构和技术特点。
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