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Keyword [Double layer packaging bag]
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1. Design Of Double-layer Packaging Bag Supply Device In Powdered Hazardous Chemicals Packaging Production Line
2. Design On Automatic Tying Device For Outer-Bag Of Powdered Hazardous Chemical Packaging System
3. Design On Automatic Barrel Sleeve Device For Double-Layered Outer Bags In Powdered Hazardous Chemical Packaging System
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