Up to now, data mining field is highly dispersive and there is no open standard.
到目前为止，数据挖掘行业是高度分散的，没有形成开放性的标准。
2
Thepropose of the paper is to study karst groundwater dispersive flow field with traces.
本文仅研究分散流场的示踪探测问题。
3
The photic field in the plane divisional uniform absorbing and dispersive dielectrics is quantized by the canonical quantum theory and the classical Greens function of the system.