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A kind of dynamic spinning grill of magnetic
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A kind of self-cleaning solar panels
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A kind of shared bicycle brake gear
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A kind of long-distance bus Odourproof refuse receptacle
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A kind of oscillatory type positioning blind road floor tile
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A kind of novel portable drying unit
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A kind of spinning heat dissipation handle
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A kind of potato sizing screening cleaning device
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A kind of not watercress pouring Pot for cultivating plant
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A kind of household plant growing pot of automatic-watering
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A kind of body-building stretching pad laying apparatus
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A kind of city LED street lamp cleaning device
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One kind being convenient for quilt cover more changing device
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A kind of novel material cleaning equipment
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A kind of novel material cleaning device
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