青藏铁路多年冻土区桥梁钻孔灌注桩设计与施工.rar
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本路桥资料为：青藏铁路多年冻土区桥梁钻孔灌注桩设计与施工TAG标签：青藏铁路,桥梁,冻土,灌注,钻孔Picket of perfusion of bore of bridge of area of old frozen earth designs green Tibet railroad with construction
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本路桥资料为：青藏铁路多年冻土区桥梁钻孔灌注桩设计与施工TAG标签：青藏铁路,桥梁,冻土,灌注,钻孔Picket of perfusion of bore of bridge of area of old frozen earth designs green Tibet railroad with construction