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Balanced rigid feedback bidirectional self-stabilizing stroke adjusting and protecting device and using method
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Fishing device for purification engineering
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Polishing device for automobile chassis parts
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Slurry mixing device for processing new ceramic material
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Loudspeaker vibration feedback type power amplifier
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Impeller partition work doing isolation sealing device and flow dividing method
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A kind of Chinese chestnut wine and its preparation process of solid state fermentation
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A kind of S type twist blade formula blade wheel structure and the pressure method using the blade wheel structure fluid medium
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A kind of superposing type blade wheel structure and the method using blade wheel structure elimination vortex
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A kind of no added super-pressure facilitates the production method in ripe wet face
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Anti-sticking resistance to erosion material gate and application method
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Reciprocating slide valve
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A kind of apothecary jar of adjustable internal capacity distribution
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A kind of paper diaper fixation band with urine viewing area
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A kind of environment-friendly type waste paper diaper grinding device
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A kind of vehicle-mounted spice bottle puts pedestal
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It is a kind of to prevent paper diaper packaging structure at random
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A kind of whole fish preservation method of grass carp
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A kind of double seals butterfly valve
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Replaceable sealed butterfly valve
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