论文部分内容阅读
人类的祖先是条虫
【出 处】
:
海峡科技
【发表日期】
:
2002年5期
其他文献
山西省闻喜县水土流失面积9.44万hm2,占全县国土面积的79%,严重制约了当地经济社会发展.针对实际情况,闻喜县委、县政府将坝系建设作为水利工作的主攻方向,规划2002~2006年,建
<正>Kun Yang received his PhD from the Department of Electronic&Electrical Engineering ofUniversity College London(UCL),UK.His MSc and BSc were in Computer Netw
The exponential growth of wireless devices in recent years has motivated the exploration of the millimeter?wave frequency spectrum for multi?gigabit wireless communications. Recent advances in antenna