This study aims to identify changes that have occurred in the regional structure and locational characteristics of the Najin-Seonbong Economic and Trade Zone established in DPRKB in 1991.是什么意思_This study aims to identify changes that have occurred in the regional structure and locational characteristics of the Najin-Seonbong Economic and Trade Zone established in DPRKB in 1991.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句