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Indoor air energy recovery purifying device
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Smoke-eliminating, environment-friendly and energy-saving combustor
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Efficient, energy-saving and environmentally friendly LED (light emitting diode) lamp
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Sewage purification discharge device
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Cylindrical photocatalysis net air sterilizer
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Submersible-sewage-pump impeller balancing tool
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Vertical fixed bed adsorber
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Factory noise absorber
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Biologically combined sewage filter system
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Quick water sample filtering device for environment monitoring laboratory
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Vertical type adsorption device
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Organic waste gas absorption-condensation purifying system
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Air purification humidifier
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Housing estate domestic sewage treatment system and method
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Cyclic activated sludge system (CASS) wastewater treatment system
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Desulfuration dedusting method of fiberglass desulfuration dust remover
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Desulfurization dust collection method of multifunctional desulfurization dust collector
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Dust filter element with Venturi pipe
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Spiral grit-water separator
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