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Vertical adjusting device of mass center measuring table
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Turnover tool for processing workpiece with oblique cross hole
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Method for detecting space size of part
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Safety valve air tightness test tool and test method
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Diameter-reducing spinning core mold assembly and spinning method
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Large structural member window frame thickness machining error compensation method
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High-precision inner conical surface taper rapid detection tool and detection method
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Speed limiting tool for forming conical cylinder parts for plate bending machine and conical cylinder forming method
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Sampling tool for connecting pipe and sampling method thereof
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Numerical control machining method for ultra-large-diameter thin-wall annular forged aluminum part
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Friction stir welding method for small-diameter flange parts
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High-precision inner conical surface taper rapid detection tool
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Welding internal stay device
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Clamp ring hole matching device and hole matching method
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Painting device and painting method for inner surface of gas cylinder
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Mold for assembling plug and assembling method
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Method for preventing aluminum steel dissimilar metal transition pipe joint from assembling and welding cracks
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Manual correction mold
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Using method of manual shape correction die
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Slender pipe inner hole polishing device and polishing method
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