1·Behind the scenes, the LVM system allocates storage in equal-sized "chunks", called extents.
在幕后，LVM系统以大小相等的“块”(称为“范围”)为单位分配存储量。
2·For instance: does a large number of extents for a table space really have a measurable negative performance impact?
例如：大范围的表空间是否具有可衡量的负面的性能影响？
3·Capabilities and management of the storage extent partition. Partitions may be based on other storage extents or directly realized from a physical media.
存储范围分区的功能和管理。分区可能根据其它存储范围或从物理媒体中直接实现。
4·Private cars can meet the townsman's demand of more frequent egressions, larger extents of egression, and higher egression quality with the result of benefit, convenience and comfort to the townsman.
小汽车满足了城市居民出行增多、出行范围扩大，并且要求出行质量提高的需要，给城市居民带来了便利、快捷和舒适。
5·In China, the availability and extents of existing forms of legal protections have not yet reached public recognition.
我国现有法律保护形式对此的适用和保护范围尚无定论。