An useful analysis method for diagnosis of breakdown, vib- rarion and noise in metal cutting machine tools is offered.

为金属切削机床的振动与噪声分析和故障诊断提供了进一步的分析方法。

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For maximum exceed noise ratio generated, circuit structure to match the equivalent circuit diagram of the solid-state noise diode in avalanche breakdown state has been designed.

根据固态噪声二极管在雪崩击穿状态的等效电路，设计出与之匹配的电路结构，以实现超噪比的最大输出。

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The measurement has shown that the devices have higher associated gain, higher gate-drain breakdown voltage and lower noise figure.

测试表明，器件具有高增益、高栅-漏击穿及低噪声特性。

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Fluctuations in temperature, air quality and humidity will be recorded along with noise levels and foot traffic to provide a real-time breakdown of activity within the Moscone Center.

ENGADGET