Protective e Tariff保护关税
protective tariff detail保护关税
Protective Duties or Tariff保护关税
protective tariff doctrine保护关税主义
American protective tariff美国保护关税
policy of protective tariff[税收] 保护关税政策
protective tariff system保护关税制
Theory of Protective Tariff保护关税论
N(名词) a tariff levied on imports to protect the domestic economy rather than to raise revenue 保护性关税