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Recyclable treating agent for process sewage
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Metal beneficiation agent
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Energy-saving coal combustion improver
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Degradable environment-friendly packaging material
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A kind of on-slip, automatically cleaning ground cushion
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A kind of environment-protection pesticide and preparation method
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A kind of environmentally friendly chemical fertilizer and preparation method thereof that can improve salt affected soil
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A kind of wastewater treatment composite biological agent
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A kind of ammonia nitrogen waste water processing biological agent
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A kind of heat resistant plastice
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A kind of plastics having no irritating odor
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A kind of material that light emission rate is high
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A kind of luminescent material and its production method
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A kind of magnetic roller cover material containing graphene oxide
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A kind of polytetrafluoroethylene (PTFE) felt and preparation method thereof
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