Speech recognition: Pertaining to systems that recognize key spoken words as commands. These may be interpreted from waveform or vocal chord vibration patters.
语音识别：有关辨认主要说话用词作为指令的系统。它可以用音波特性或声调振福节拍作翻译。
Waveform distortion is a primary factor affecting the measure precision of steady sine standard vibration calibration system.
波形失真度是稳态正弦标准振动台计量中影响计量校准精度最主要的因素。
Fault features based on pattern spectrum were presented for analyzing tiny changes of energy and waveform of generator sets vibration and reflecting the trend of early faults.
为了分析发电机组振动信号在能量和波形方面的细小变化，从而反映发电机组的早期故障趋势，提出了基于数学形态谱的故障特征量。
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