例句與造句

1. The purpose of the first part is to in - vestigate superconvergence phenomena for the second order elliptic boundary - value problems over triangulations , by using least - squares mixed finite ele - ment method
   第一部分的目的是研究基于三角形剖分的最小二乘混合有限元方法的超收斂性。
2. It's difficult to find elliptic boundary-value problems in a sentence. 用elliptic boundary-value problems造句挺難的