singly connected造句

例句与造句

1. The smooth and multiply connected surface will be mapped by the physics of a " large " particle as being singly connected and including geometrical singularities.
2. In mathematics, and more specifically in graph theory, a "'polytree "'( also known as "'oriented tree "'or "'singly connected network "') is a directed acyclic graph whose underlying undirected graph is a acyclic.
3. It's difficult to find singly connected in a sentence. 用singly connected造句挺难的