loop-free 环路 ; 无环回 ; 无环 ; 保证无回路
Free loop 管不住的音符 ; 丹尼尔 ; 自由循环 ; 挡不住的音符
LOOP- FREE 无路由自环
loop-free program [计] 无循环程序
loop-free directed graph [计] 无循环定向图
loop-free algorithm [计] 无循环算法
loop free petri net 无回路petri网
loop free directed graph 无循环定向图
loop free 无循环
One limitation that applies to hubs and switches alike is that an Ethernet network must be loop-free.
集线器和交换机有同一个局限，即以太网网络必须是无路由循环的。
A: Try Loop PDF - it's a free service that lets you combine multiple documents, images and even web pages into a single PDF file.
A：你可以试试Loop PDF，他们提供免费服务，可以将多个文档、图片、甚至网页合并进一个PDF文件。
This paper proposes the concept of Minimum Closed Loop of free curve set, and presents two properties of Minimum Closed Loop.
文章提出了自由曲线集最小闭环的概念，给出了最小闭环的两个性质。
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