基本解釋經濟學同根派生 ecomomics相關詞英漢例句This paper analyzes the protection of the optimal patent length from the angle of ecomomics with the help of the length benefit curve and the Nordhaus basic model. 摘要文章從經濟學角度出發(fā)，通過期限收益曲線模型和諾德豪斯的基本模型，對專利最優(yōu)保護期限進行了分析；ecomomics更多例句