carrier box是什么意思

用法例句

This paper not only introduces the download box w hich can instead of notebook PC to update the software and parameters to the wir eless terminal, but also presents the essential software and hardware principle in brief.

介绍了一款可以替代笔记本电脑对无线话机和无线接入设备进行软件升级和配置参数的设备 :下载盒。