English is a hypotaxis language, and most of English neologisms are created under a certain set of rules. The paper intr......

A review of signal processing algorithms employing Wi-Fi signals for position-ing and recognition of human activities is......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......