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Magnetic suction type feeding device for metal ribbon board
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Box beam U-shaped method for assembling
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Box beam U-shaped group erects standby
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The positioning device of frame-shaped, plate combination workpiece
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The localization method of frame-shaped, plate combination workpiece
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The cutting-off method of strip workpiece
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A kind of strip cutting workpiece device
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Sander for the polishing of metal works edge
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The spot welding device stood for H profile steel group
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A kind of spot welding device stood for H profile steel group
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A kind of spot welding moulding method of H profile steel blank
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The pre-splicing assembling device of H profile steel and its system
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The H profile steel welder that welding gun can interlock
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A kind of H profile steel welder
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A kind of spelling welding shaping method of H profile steel
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A kind of steam generator
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The friction stir weld device of large-sized sheet material
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The agitating friction weldering positioning device of large-sized sheet material
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A kind of metal cavity volume forming method
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