The VLR is used when a cellular telephone is not recognized by the local MSC.

当本地ms c不能识别某个蜂窝电话时，就会用到vlr。

youdao

Some research on management of users' data in VLR system is done in the thesis.

本文主要对VLR系统的用户数据管理部分进行了研究。

youdao

VDN2P - serves as the reverse mapping mechanism for the visitor location (VLR) database.

VDN2P——作为访问者位置(VLR)数据库的反向映射机制。

youdao

Spec Ops and ME3 shouldnt be anywhere near this list, so TWD probably jointly tops with VLR.

FORBES: Connect