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A kind of aquaculture facilitates the net cage of oxygenation
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A kind of indoor bicycle training device based on body-sensing and visual sense
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A kind of pest that grassland herding is put sheep out to pasture attraction capture case
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A kind of clamping device of thicknessing and planning machine hole structure
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A kind of cutter device for plank
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A kind of straw-collecting device
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Hole machined swelling device in a kind of pump case
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A kind of cleaning device for being machined ironwork table top
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A kind of machining cutter device
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A kind of lead-acid accumulator dividing plate and preparation method thereof
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Positive plate grid alloy for power lead-acid storage battery as well as preparation method of positive plate grid alloy
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Lead-acid storage battery electrolyte and preparation method thereof
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A kind of process for positive slab lattice of lead-acid accumulator alloy and preparation method thereof
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Shearing apparatus for branch cuttage
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Branch shearing device which can stably run and used for cuttage
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Novel branch shearing device for cuttage
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Branch shearing device for branch cuttage
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Branch shearing apparatus for agriculture and forestry cuttage
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