The proper setting of threshold is crucial for the early prediction of the short circuit fault in the low-voltage distributed system when using the method of wavelet decomposition.
当采用小波分解方法对低压配电系统短路故障进行早期检测时，门限值的合理设置对故障检测的可靠性及灵敏度是至关重要的。
First, high-voltage inverter products and technical characteristics of the last century, the early eighties to the nineties, high-voltage confidential to achieve speed, mainly in three ways.
高压变频器的产品和技术特点上世纪八十年代到九十年代初，高压电机要实现调速，主要采用三种方式。
Conclusions The early electrophysiological changes in rabbit sciatic nerve after high - voltage electrical injury were progressively exacerbated.
结论家兔坐骨神经被高压电击伤后早期的肌电图神经电图改变呈进行性加重。
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