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Power generation grid-connected nuclear phase protection device and use method thereof
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Device for cleaning soil of spiral drill rod, assisting drill rig leveling device and construction method
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High-altitude large-cantilever curved surface open type cylinder concrete structure support-free construction method
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Compact material transfer tool and method of use
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Mobile camera for comprehensive pipe gallery and mounting method thereof
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Swing end beam adjusting device of semi-portal scraper reclaimer and adjusting method thereof
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Detachable supporting tool for prefabricated air conditioner plate and using method thereof
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Movable lifting lighting system based on traveling crane and use method thereof
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Concentrated online test method for operating mechanisms of vacuum circuit breakers of high-voltage cabinets in line
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Accurate fixing method for anchor plate foundation bolt
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Rapid construction method for sintering engineering batching chamber
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Simple pay-off device and using method thereof
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Construction method for reinforcing rectangular variable cross-section frame column of historical building
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Device for measuring horizontal safe distance of foundation pit and using method
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C-shaped stock ground rigid composite foundation construction method
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Pile head reinforcing steel bar straightening method for concrete cast-in-place pile
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Method for mounting cathode hanger of sintering electric dust remover
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Box culvert backfill quality detection method based on geological radar method
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Construction method for replacing and reinforcing concrete frame column by reserved core
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Quick mounting method for skid-mounted air compressor unit of large air separation device
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