According to the theoryoftesting abrupt signals with wavelet transformation, the abrupt signals of current and voltage can be quickly detected when power system faults occur.
利用小波变换检测突变信号的原理,可以在电力系统故障发生的瞬间快速检测出电流或电压突变信号。
2
Such phenomena as a brilliant diamond or a nesting bird are relegated to the role of data, serving as the means for formulating or testing a new theory.
诸如璀璨的钻石或筑巢的鸟等现象都被归于数据的作用,成为形成或检验新理论的手段。
3
Based on language testingtheory, the author scrutinizes the status quo of current NAETI.