MATHEMATICAL MODELING OF THE PROFILE OF A GEAR CUTTING ROLLING TOOL FOR MACHINING OF NON-INVOLUTE GEAR WHEELS




Research Progress in Coaxial Electrospinning for the Preparation of Multi-structure Nanofibers and Its Application in the Food Industry

Coaxial electrospinning is a new technology for the Toothbrushes preparation of multi-structure nanofibers, with the advantages of simple equipment operation, mild processing conditions and adjustable structure.This technology uses a direct current (DC) high voltage electrostatic field to continuously transform a variety of polymer solutions into m

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