Research on the influence of international trade on China's industrial structure change under the backgroud [i. e. background Research on the influence of international trade on China's industrial structure change under the backgroud of new normality Research on the influence of international trade on China's industrial structure change under the background of new normality Research on the carbon emission effect of China's industrial structure change under trade opening = Research on the carbon emission effect of China's industrial structure change under trade opening Research on the influence of capital market on industrial structure adjustment