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Self-cleaning emulsion system for hydraulic support production and self-cleaning method
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Method for welding fillet weld of hydraulic support through large penetration depth of robot
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Automatic welding method for narrow groove of hydraulic support structural part
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Method for controlling laser cladding deformation of slender piston rod
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Method for welding metal powder-cored welding wire on hydraulic support structural member in vertical direction
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Simulation training device for hydraulic support
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Method for automatically welding flux-cored wire in vertical direction of hydraulic support structural part
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Electro-hydraulic multi-speed control system for near-water medium
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Electro-hydraulic multi-speed buffer valve for near-water medium
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Pushing jack easy for replacing magnetic ring under coal mine
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Groove type ellipse mouth well formula gas furnace
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Excavation support with transfer function
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Excavation support with function of removing obstacles
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Improve the manufacturing method of Barrel of Hydraulic Cylinders service life
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Shock resistance triple retractable column for hydraulic support
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Coal mine crossheading temporary airtight excavation support
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Boring machine suitable for large-sized structural parts presss from both sides indexable tool
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Control valve seat and deep hole type cylinder barrel first weld after processing method
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The dedicated handgrip mechanism of hydraulic support gonnecting rod body
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Multi-layer multi-pass welding method of the arc welding robot in hydraulic support welding
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