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Five-Step Ship Lock at the Three Gorges Dam

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three-gorges-dam-AJP5108.jpg Three Gorges Dam and Ship Lock Model缩略图Scale Model of the Three Gorges DamThree Gorges Dam and Ship Lock Model缩略图Scale Model of the Three Gorges DamThree Gorges Dam and Ship Lock Model缩略图Scale Model of the Three Gorges DamThree Gorges Dam and Ship Lock Model缩略图Scale Model of the Three Gorges DamThree Gorges Dam and Ship Lock Model缩略图Scale Model of the Three Gorges DamThree Gorges Dam and Ship Lock Model缩略图Scale Model of the Three Gorges DamThree Gorges Dam and Ship Lock Model缩略图Scale Model of the Three Gorges Dam

Five-Step Ship Lock at the Three Gorges Dam