学科：自然灾害与防治 词目：减灾效益 英文：reducing disaster effect 释文：减灾所取得的效果和收益。减灾效益主要包括三个方面：①经济效益,由减少财产损失、减少产值损失等构成的直接经济效益和间接经济效益；②社会效益,减灾为保护人民生命健康和正常生活,维护正常社会秩序与社会稳定,促进社会经济发展所取得的效果；③资源环境效益,减灾在保护资源与生态环境方面取得的效果。
其系统涉及到灾害的监测、预报、防御、抗御、治理、灾情评估和减灾效益的分析等环节。
The system involves disaster monitoring, forecasting, prevention, resistance, control, loss assessment and efficiency analysis of disaster reduction.
“十五”期间，我国大型灌区灌排系统工程改造取得了良好的经济效益、节水效益和减灾效益，成果十分显著。
During the Tenth Five-Year period, favorable economic benefits, water-saving benefits and disaster-mitigation effects have been acquired in large-sized irrigation and drainage project reform in China.
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.
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