shape irregularity造句

例句与造句

1. in practical projects, the boundary shape irregularity of the lake, reservoir, river and estuary area and the non-linear character of hydrodynamic equation make it difficult to get the theoretical solution of the equation, so the numerical solution has to be the only a choice
   由于实际工程中湖泊、水库、河流、河口区域边界几何形状的不规则，以及水动力学方程的非线性性质，使得理论分析解难以作出，只能求助于数值解。
2. It's difficult to find shape irregularity in a sentence. 用shape irregularity造句挺难的