例句與造句

1. But most of their results are limited on non - directed graphs and integral trees , and few works about integral directed graphs are obtained
   但是，其中的大部分結(jié)果是關于無向圖和整樹的，對于有向圖的整性的研究，卻十分地欠缺。
2. In this dissertation , some important theorems are generalized and new results are successfully derived by investigating the operations of non - directed graphs and directed graphs in detail
   在這篇文章中，我們對圖的幾種運算進行了深入細致地研究，得到了一些結(jié)果，推廣了以前一些學者在這方面的的成果。
3. It's difficult to find non-directed graph in a sentence. 用non-directed graph造句挺難的