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1·The weathering steel has been widely applied to bridges in the developed countries in Europe, America and in Japan owing to its good corrosion resistance behavior and life-cycle costing.

耐候性钢材以其耐腐蚀性能和全寿命成本经济性在欧美、日本等发达国家广泛应用于桥梁工程。

2·Basic techniques of engineering economics, including net present value analysis, life-cycle costing, benefit-cost analysis, and other approaches to project evaluation are among the topics covered.

工程经济学的基本方法，包括净现值分析法、寿命周期成本法、收益-成本分析法和其它项目评估方法。

3·Real Estate; Cost Management; Life Cycle Costing.

房地产；成本管理；全寿命周期。