The refund guarantee is undoubtedly a significant document required in the Shipbuilding projects. Due to the lack of uni......

氢键对于蛋白质等生物分子的结构与功能具有重要影响.基于近红外光谱对含氢基团的高灵敏响应及其温度效应,研究了脂肪胺中氮氢基团......

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......

Overlay multicast has become one of the most promising multicast solutions for IP network, and Neutral Network(NN) has b......

在质心系能量为200GeV的质子-质子对撞中,高横质量区域产生的强子横质量谱分裂成两类--重子和介子.应用PYTHIA产生器进行Monte Car......

A method of improving the stability of multiple-motor drive system fed by a 3-leg single inverter has been devised that ......