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JQDS900

Posted by: ; Date:2013-11-06 17:02:43

 ●   Designed for girder erecting to fulfill the railway construction in mountain area             

 ●   Cross the tunnel by the transforming and folding devices under the help of the YL900  Girder Carrier

 ●   Realize girder erection at small-curve tunnel portal with negative distance

 


         

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