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Фото: Евгений Разумный / Коммерсантъ
作为陕北革命老区首条高铁，西延高铁压缩时空，激活沿线经济，把老区纳入交通网。延安红色旅游、特色农业与西安科技、文创产业实现深度融合。
Equal (2): Everything in this space must be equal to 2. The answer is 2-6, placed vertically; 2-1, placed horizontally.