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Treat the cream of activating blood and relaxing tendons of rheumatic pain of neck, shoulder, waist and leg
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A kind of intercalation polypyrrole nano material and preparation method thereof
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A kind of anti-oxidant composite carbon crystalline flour based on polypyrrole
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A kind of halogen-free environmental nylon fire proofing and preparation method thereof
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A kind of ion colloidal sol reinforcement nylon fire proofing and preparation method thereof
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Brake band based on modified carbon fiber and preparation method thereof
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Non-asbestos low-noise high-strength brake strap and preparation method of same
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A kind of brake ribbon based on modified composite fiber and preparation method thereof
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Antibiotic stainless steel
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Building brick that a kind of light weight intensity is high and preparation method thereof
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A kind of glue for 3D printer and preparation method thereof
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