In order to reduce the hydrodynamic and structural influences on the detection accuracy especially in the very-low-frequ......

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......

A new method to the problem of fairing planar cubic B-spline curves is introduced in this paper. The method is based on ......

针对嫦娥五号月球探测器发射前塔架上整流罩内恶劣环境操作需求,提出了探测器发射前整流罩内的装配工艺方案,并开展数字化仿真设计......