《創科新領域》第15集 陝西版「南水北調」工程

2023 1:40
Synopsis
從大禹治水的傳說,到鄭國渠、涇惠渠的興建,種種水利工程令今日的陝西西安一帶成為最早的「富庶之地」。隨著經濟發展及人口 ...
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