例句與造句

1. Application of the theory of moving frames leads to costruct symmetry - preserving numerical approximations to differential invariants and invariant differential equations
   通過應用活動標架理論，我們可以構造出微分不變量和不變微分方程的保對稱數(shù)值近似。
2. It's difficult to find invariant differential equations in a sentence. 用invariant differential equations造句挺難的