例句與造句

1. By the structure of weak entropy solution of corresponding initial value problem and the boundary entropy condition which was developed by bardos - leroux - nedelec , we give a construction method to the weak entropy solution of the initial - boundary value problem
   由相應(yīng)的初始值問題弱熵解的結(jié)構(gòu)和bardos - leroux - nedelec提出的邊界熵條件，給出初邊值問題弱熵解的一個(gè)構(gòu)造方法。
2. It's difficult to find entropy condition in a sentence. 用entropy condition造句挺難的