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High weather resistance and high strength three-layer soundproof glazed tiles and their preparation methods
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Antistatic composite materials and their preparation methods
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Production process and method of wood plastic composite pipes and fittings
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Pressure resistant and explosion-proof HDPE water supply pipe and its preparation method
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Halogen free flame retardant long glass fiber reinforced TPEE composite material and its preparation method
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Halogen free flame retardant long glass fiber reinforced poly (p-hydroxybenzoate) composite material and its preparation method
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A corrugated tube punching device
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A corrugated tube punching device
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A high anti pollution and high-temperature organic wastewater CPVC pipe and its preparation method
