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A kind of method for controlling ceramic cylindrical lapping size
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A kind of Antistatic nylon textile
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The good fishing tackle bait of resilience
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The production method of anti-mosquito clothes
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A kind of ceramic of complex intensifying in vivo
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A kind of new ceramics plane does binding agent of mounting and preparation method thereof
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A kind of Hemp textile
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A kind of method for extending aquatic product cold storage freshness preservation using fungicide
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A kind of pigment not easy to fade
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