理学 云计算 释 software as a service 软件即服务 一种云交付模型。云交付模型是指云提供者提供的具体的、事先打包好的信息技术（informaiton technology，IT）资源组合。软件即服务即云提供者把软件程序作为共享的云服务，作为“产品”或者通用的工具来对外提供服务。这里的软件无需用户安装，仅需通过一个网页浏览器或者精简的客户端来访问。
软件工程 释文 software as a service, SaaS 软件即服务
- hard-clipped auto-correlation
- hard-clipped auto-correlator
- hard condition resistant fiber
- hard control
- hardcopy
- hard corals
- hard core
- hardcover
- hard-cover binding line
- hardcover book
- hard crown-glass
- hard cutting
- hard decision
- hard dense loops
- hard direction
- hard direction for magnetization
- hard direction of magnetization
- hard disk
- hard disk drive
- hard disk drive, HDD
- hard disk drive，HDD
- harddisk playout system
- hard disk recorder for real time slow motion
- hard disk, rigid disk
- hard drawing