China's first gigantic gantry crane has been installed on the Sanmen Gorge dam on the Yellow River with a lifting capacity of 350 tons to a height of 72 metres. It is used to raise and lower the...
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China's first gigantic gantry crane has been installed on the Sanmen Gorge dam on the Yellow River with a lifting capacity of 350 tons to a height of 72 metres. It is used to raise and lower the...