宾夕法尼亚州匹兹堡的Akustica公司将MEMS麦克风与用于数字输出的电路配套放入一个不足5平方毫米的组件中。
Akustica, based in Pittsburgh, Pennsylvania, puts a MEMS microphone complete with the circuitry needed for digital output into a package less than 5mm square.
阐述了目前超声测厚仪的一些不足，并在探头和电路等方面提出了一些改进措施。
Some shortcomings of current ultrasonic thickness gage are discussed. And some measures for improving the transducer, circuit and other parts of the gage are put forward.
在分析现有三极管放大电路故障诊断算法不足的基础上，提出了一种基于模型的小波-RBF网络故障诊断算法。
The shortages of existed faults diagnosis algorithm for transistor are analyzed, and a novel algorithm based on wavelet decomposition and RBF ANN is proposed.
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