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large water projects su0081gavustel repair device
large water projects su0081gavustel repair device
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机译:大型水利工程s u0081gavustel维修装置
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摘要
A device for repair of hydraulic structures in deep waters comprises a body, bottom and hermetic seal. The body is made of modules assembled of shape elements comprising water ballast tank and connected to each other horizontally and vertically in combinations and numbers specified by structures hydraulic structures in repair by means of flanges and fixing devices.
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