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Method for breaking pile head of cast-in-situ bored pile
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System and method for applying electric bridge type scaffold platform to construction of equal-section high pier
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System and method for electric bridge type scaffold platform for double-column pier construction
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A kind of convertible detachable floorslab concrete thickness control device
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A kind of water string water-proof wing-ring rotational positioning welder
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A kind of pipeline butt positioning auxiliary device
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Seismic Isolation of Isolation Layer pipeline Universal pulley support
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A kind of self-locking reinforcing bar limiting card and its application method
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The height that can be used in turn is adjustable negative reinforcement suspension arrangement and application method
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A kind of paving slurry tool of control building wall gray seam thickness
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For concrete base layer or the thin layer of masonry base plastering dedicated mortar
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Ultra-thin special masonry mortar for autoclave aerated concrete building block and light-duty building block
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For autoclave aerated concrete building block and the thin layer special masonry mortar of light-duty building block
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The detachable reinforcing steel processing shed of regularization
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Integral type building block groover
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A kind of high precision apparatus foundation built-in bolt sleeve and its installation method
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A kind of bridge bottom construction safety protection column
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