Based on the optimal control theory, a 3-dimensionnal direct generation algorithm is proposed for antiground low altitude penetration tasks under complex terrai
A new laser induced fluorescence imaging system used for detecting and locating the petroleum pollutants is presented. A unique feature of the system was using
常数列是最简单的数列,因而不被人们重视.但事实上,把常数列的性质当作一种解题工具,则会眼界大开,妙趣横生.下面结合具体事例加以说明.
介绍了高电压变频长距离控制技术在大同煤矿集团公司同忻矿多点驱动主斜井皮带的应用,论述了该技术的特点以及产生的效果。