YouTube08 Mar 2024
10m

双曲(特高)拱坝的形象类似于鸡蛋壳 它虽然很薄 但是它的(承)载能力超强!通过壳体结构把水推力传递到两岸坝肩《鹤舞长江》EP01【CCTV纪录】

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双曲(特高)拱坝的形象类似于鸡蛋壳 它虽然很薄 但是它的(承)载能力超强!通过壳体结构把水推力传递到两岸坝肩《鹤舞长江》EP01【CCTV纪录】