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Bimetal composite sliding bearing tile
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Lifting device
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Drawing lubricant for flux-cored copper-based solder wire, drawing lubrication method, flux-cored copper-based solder wire and application thereof
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Multidirectional extrusion die carrier structure
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Hot extrusion forming device and process for steel diesel engine piston
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Flux-cored brazing filler metal, preparation method thereof and device for preparing flux-cored brazing filler metal
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Method for judging residual life of gear
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Flux-cored solder, preparation method thereof and powder breaking rate detection system of flux-cored solder
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Same-phase assembly adjustment method for parallel and same-direction output structure
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Method for assembling and phase adjusting equidirectional output structure
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Apparatus and method for rapidly manufacturing babbitt metal bearing bush
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