Costou科斯图costn.费用；成本；代价；[律]诉讼费用v.花费；使付出；使做不愉快的事；估算成本cost-effectiveness analysis method费用效率分析法cost and economic information system成本及经济情报系统cost-volume-profit analysis model本量利分析模型cost-control linguistic environment成本控制语境cost of water conservancy engineering水利工程造价cost accrued in construction contract出包工程应付费用cost management for power engineering电力工程造价管理cost estimate classification practice费用估算分类标准Costituzione della Republica Italiana《意大利共和国宪法》cost decreasing and effect increasing降本增效