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A kind of marble auxiliary floor truck
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A kind of flooring sewer pipe preformed hole, which is filled up, uses auxiliary device
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A kind of laying of architectural engineering ceramic tile is struck actual load and is set
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A kind of architectural hardware nail reclaimer
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A kind of layer-stepping relay device convenient for pouring out concrete
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A kind of wall fluting apparatus of construction angle adjustable
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A kind of medical burn surface of a wound debridement dipping bath cylinder and dipping bath method
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A kind of fire-fighting disaster field individual soldier's indoor locating system
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A kind of fire-fighting disaster field communication system
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A kind of fire-fighting visual intelligent emergency commading system
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Network object-searching device
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A preparing method of acetophenone
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A preparing method for phenol
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Flue gas desulfurization and demercuration integrated system and process
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