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Embedded C-shaped groove embedded part installation device and C-shaped groove embedded part installation method
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Bridge embedded junction box fixing device and method
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Integrated disassembly-free heat preservation template reinforcing structure
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Single-screw auxiliary embedded groove-shaped embedded part mounting structure and mounting method
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Positioning and mounting system and mounting method for steel-edge-buried water stop in pipe gallery
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Device for tamping and leveling asphalt concrete cushion between pile foundations of soft land and construction method
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Vibrating plate rammer board widening device for ramming pipeline axillary corners and using method
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Waterproof construction method outside crossed comprehensive pipe gallery
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Connecting device for smooth hose and smooth hard tube
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Assembled removal construction support is used in construction of building engineering
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Device facilitating automatic demolding of unilateral formwork and support turnover and using method of device
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Pile splicing method for engineering pile of super-thick water-rich sand layer
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Beam-column joint plugging device and beam-column joint plugging method
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Vibratile aluminum mould suitable for masonry constructional column and aluminum mould construction method
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Sectional type hanging bracket for pipeline equipment and hanging bracket installation method
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Device and method for measuring plate thickness
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A scale for engineering
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Inside fire-resistant mud conveying system of coke oven big-arch shelter
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Template for open caisson wall construction and open caisson wall construction joint construction method
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Vibration rod damping sleeve
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