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Inductive rotary opening and closing automatic packaging intelligent garbage can and using method thereof
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A kind of self-service cashier's machine
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A kind of spliced shelf
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A kind of supermarket shelves
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A kind of supermarket shopping car
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A kind of grain heat-drying cleaner
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A kind of high leakproofness piston-rodless cylinder
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A kind of damp type cylinder
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A kind of small size damping cylinder
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A kind of combined cylinders
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One kind delay cylinder
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Lower-limb exercising device
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Matching method of RFID (Radio Frequency Identification Device) loop antenna
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Method for cultivating cowberry
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Method for making soup of chafing dish
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