英语词汇“maintenance cost and benefit”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	maintenance cost and benefit
释义	maintenance cost and benefit 基本例句成本效益分析 Basing protection levels on the costs and benefits of protection government decision on public investment in environment protection is analyzed.摘要运用一个简单的成本效益分析模型，分析了政府进行环境治理项目投资的决策问题。
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