fragmentation collection

• 碎片整理

fragmentation collection的用法和样例：

例句

1. The only answer is a fully automatic defragmenter that works in the background using only idle resources to handle fragmentation as it happens without affecting performance.
   唯一的解决方案只能是一种在后台运行的全自动碎片整理软件，它只占用空余资源，能够在碎化发生时就即时整理，而不会降低性能表现。