uniform cost system

基本解释

Until April this year, when it switched to a multi-tiered pricing system, every song available on iTunes cost a uniform 99 cents in America, 79 pence in Britain and so forth.
直到这几年Apple公司才将收费策略转向多重价格策略，在美国每首在iTunes上的歌统一价格为99美分，而在英国是79美分。
The fourth is that, The uniform calculation of the whole lifecycle engineering cost, its aim is to supply model supporting system to whole lifecycle engineering cost management.
全生命周期工程造价统一计算，它是为全生命周期工程造价管理提供模型支持系统。