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Coupler casting molding mechanized production line
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Method for improving detection speed of raw sand for casting
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Bolster and bolster center plate capable of guaranteeing smoothness of inner side wall during cutting
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Railway freight car bogie block casting type auxiliary framework
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Hook ear hole processing device
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Beat production line and production process for train swing bolster and side frame
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Casting process design of frame-shaped structure cast steel node for engineering building
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conveying line device capable of being bent and stretched
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Intelligent loading and unloading system for containerized goods
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A kind of polymorphic type core shooting unit concentrates sand supplying system
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A kind of borehole positioning apparatus of rail vehicle truck pivoted arm
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A kind of electric arc furnaces for being provided with L-type water cooled furnace wall
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A kind of build-up welding repair method of axle forging swage block
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A kind of casting of side frame of train wagon divides core technique
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A kind of railway vehicle side frame processes clamping device
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A kind of continous way heat treatment method of bolster side frame
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A kind of built-in type gate system
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