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Inclined shaft ventilation process for tunnel construction
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A kind of Precast Pier Columns packaged type Automatic-dumping ship
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A kind of vibration prior-warning device
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A kind of splash guard spreads hanging platform vehicle construction method automatically
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A kind of tunnel geological forecast device and its system
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A kind of girder bridge floor boom hoisting
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Processing unit (plant) and processing method
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Operation platform and construction method
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Steel box-girder and steel box-girder processing method
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A kind of vault filling concrete precaution device and its construction method
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A kind of tunnel ditch cable groove construction method
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A kind of concrete construction cantilever form and its construction method
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Concreting method in a kind of lining construction
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A kind of freeway tunnel winter construction method
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A kind of road surface base layer construction method thereof
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A kind of anchor bar of waterproof plate in tunnels lap joint process
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One kind is for photoface exploision excavation method in constructing tunnel
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