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Charging adapter
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Injection molding device
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Rotary connection structure, power supply device and sofa
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It is a kind of with the Mosfet semiconductor devices for being internally integrated temperature protective device
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A kind of lithium battery power supply and its management system with Bypass function
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A kind of multifunctional power supply device
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One kind can protable power unit and method for managing power supply
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A kind of portable lithium battery power supply
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A kind of fixation device meeting lithium battery power supply charge and discharge
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One kind is filled with being electrically integrated charger and its circuit
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Embedded automatic seat supply unit
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Intelligent bull dispenser system
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A kind of compatible automatic screw-driving system of many specifications
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A kind of automatic feed mechanism
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Power supply electric property detecting system
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A kind of easy-to-dismount cell fixing device
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A kind of embedded automatic seat battery apparatus
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Switching power supply protection circuit and device and switching power supply
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