进一步分析了雷达辐射源位置、星座几何形状和星座的卫星高度对几何精度衰减因子的影响。

Then, the effects of radar beacon position, cluster geometry and satellite altitude on the geometry dilution of precision factor are analyzed.

youdao

将该解析元与有限元相结合，构成半解析的有限元法，可求解任意几何形状和载荷的平面裂纹应力强度因子及扩展问题。

The new analytical element can be implemented into FEM program systems to solve for stress intensity factor and deal with crack propagation problems for plane cracks with arbitrary shapes and loads.

youdao