多架无人机协同侦察目标是未来获取战场信息的重要手段，侦察的准确性直接影响到能否精确地攻击等一系列作战活动。目前无人机侦察方......

...

美国食品及药物管理局（FDA）专员汉堡（Margaret Hamburg）表示，该局会对进口食品及药物安全采取新的监管方针。新方针顾及整条供应链的复......

波束扫描时差定位方法是本文作者之一提出的一种精度比较高的无源定位方法，具有较高的应用价值。本文在求解定位方程组的基础上，对该......

Because of ground clutter wave interf e rence,it is difficult to measure smoke screen disturbance in the field.In this p......

A new iterated decoding algorithm is proposed for differential frequency hopping (DFH) encoder concatenated with multi-f......

<正>To study simultaneous location of different kinds of facilities,a new model of flow interception problem with multi-......