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The Bar Anchorage structure of bored concrete pile and crown beam
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The electric drill of detectable reinforcement location is hammered into shape
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Suitable for the stand column pile of high scar place foundation pit and the constructing structure of lattice column
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Steel reinforcement cage is connected structure
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Underwater concreting conduit docking structure
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Impact type anchor rod construction method
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Convenient and fast pile crown restructuring bankrupt
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The high-efficient drilling pipe of rock cutting
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The double-row pile composite construction and its construction method of deep basal pit supporting and retaining system
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Self-tightening type prestress anchorage cable
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The netted retaining structure of deep welding with filler wire
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