This paper presents a miniaturized microstrip branch-line coupler with good harmonic suppression performance. The propos......

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......

A bounded optimal control strategy for strongly non-linear systems under non-white wide-band random excitation with actu......