A large-volume HPGe detector normally has a severe ballistic deficit due to its long rise time of the output signals.Des......

介绍了百米钢筋混凝土烟囱定向爆破拆除工程的实例，论述了爆破方案设计、爆破参数确定、爆破切口的形式和尺寸、定向窗的开设、起爆......

用拟协调方法推导了正交各向异性等腰梯形薄板弯曲元和薄平面壳元的显式刚度阵。计算结果表明，这种单元由于不需要进行数值积分，收敛......

随着通信业的迅猛发展,通信局房数量规模不断增加,通信局房电能的消耗量也急剧增加。一般的通信局房空调耗电量占到整个机房总耗电......

A CPW-fed ultra-wideband antenna was designed. The antenna was etched on a single-layer copper-cladding substrate, of wh......