灾害经济现象的统计与评估问题，是开展减灾系统工程及进行灾害经济学研究的重要前提。
The problem of statistics and estimation of disaster economic phenomena is an important prerequisite for the study of systematic engineering of natural disaster reduction and disaster economics.
对灾害经济学减灾效益的内涵可进行拓展，即地质灾害的减灾投入不但可以产生升值作用，也可以产生出新的价值。
The connotation of disaster mitigation effect in disaster economics, in a broader sense, refers to that investment in disaster mitigation will not only increase in value, but also yield new value.
对灾害经济学减灾效益的内涵可进行拓展，即地质灾害的减灾投入不但可以产生升值作用，也可以产生出新的价值。
The connotation of disaster mitigation effect in disaster economics, in a broader sense, refers to that investment in disaster mitigation will not only increase in value, but also yield new value.
应用推荐