Instead of prioritizing bandwidth allocation, users can inexpensively overprovision band-width when they need to support当用户需要支持对延迟敏感的流量，如声音和视频图象时，他们可以廉价地获得很大的带宽，而不用对带宽进行优先等级分配。
There, the provincial government authorized individual state-run enterprises to sell off their housing stock inexpensive省政府授权国有企业将房屋以较低价格出售给员工。