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A kind of double template mesoporous supports/light stimulus responsiveness assembly
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A kind of preparation method and applications with stimulating responsive polyvinyl alcohol oxidation-resistant film
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A kind of band transmission device for packaging bag folding machine
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A kind of fully-automatic packaging bag folding machine
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A kind of volume bag transmitting device for packaging bag folding machine
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A kind of labeling closing device for packaging bag folding machine
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A kind of not glactaric acid milk epiphragma
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A kind of micro-wave oven degassing bag that can be explosion-proof
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Plastic film code spraying device
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Multifunctional special wrench
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Cable inflation packaging bag
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Tool kit for production workshop
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Film blowing device for ultralow-temperature polyethylene
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Waste support
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