Through using the digital certificates to structure systematic security, such as campus network's server security, E-mail security, All-purpose Card and so on.

通过使用数字证书构建校园网服务器安全、校园网电子邮件安全、校园网一卡通等系统的安全。

youdao

The system of all-purpose card of campus is a network system which is suitable for consuming and management of the campus, taking IC card as information carrier.

校园一卡通系统是以ic卡为信息载体的适用于校园消费和管理的网络系统。

youdao

And that pair of DVI-D inputs accompanied by DisplayPort, VGA, composite, component, and HDMI 1.3 jack means that this beast is meant for much more than just sourcing spreadsheets and pie charts. 4x USB slots and an integrated 8-in-1 card reader rounds out what's destined to become an all-purpose hub at the center of your digital life.

ENGADGET: Dell 27-inch UltraSharp U2711 IPS monitor with WQHD resolution now on sale