The pentahedral bicharacteristic curve grid can be applied to investigate the thrust misalignment characteristics in a unsteady flow.

证明五面体双徵曲线网格方法研究非定常流条件下的推力性。

A method is also presented for calculating the side area and volume of critical rocks with arbitrary pentahedron as example.

以任意五面体为例,介绍了危石侧面积、积的计算方法。