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青藏铁路K720+287-K752+657段穿越察尔汗盐湖,用岩盐填筑的30余公里盐湖路基,创造了
Qinghai-Tibet Railway K720 +287-K752 +657 section through Chaerhan Salt Lake, rock salt filled with more than 30 kilometers of salt lake embankment, created