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Security defense system of automobile
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Data acquisition system
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Remote access information acquisition system
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Streetlamp detection system
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Intelligent family safety defensive system
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Long-distance automatic reclosure controlling method
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CN103384082A
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Long-distance automatic reclosure monitoring system and method for operating same
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Long-distance automatic reclosure communication system
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Antenna fixing device
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Industrial control plugged box
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Three-phase four-wire circuit
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Wireless base station intelligent electricity utilization managing system
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Intelligent power device for wireless base station
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CN103326349A
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Wireless base station intelligent electricity utilization managing system
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Electricity utilization protector
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Three-phase electric protector
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Three-phase split type automatic reclosing lock software system and implement method thereof
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Alternating voltage sampling circuit
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Base station lightning protection device
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