GuanghuiEconomist⁵³⁵⁸¹⁺¹ 基本例句 🌏新疆广汇;德莎;彭闵 The third part analyzes the reasons which cause the deficit from four aspects applying the theory of Product Lifecycle and the Revealed Comparative Advantage of Li Guanghui. 第三部分,重点从四个方面分析了逆差产生的原因,其中运用了产品生命周期理论和李光辉的显性比较优势理论。 fabiao