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Water wheel overspeed control method based on output pulse frequency
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Intelligent test system for leakage protectors
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Water wheel rotating speed monitoring system based on output pulse frequency
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Intelligent induction type electric screw
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ZigBee-based taxi scheduling closed-loop control system
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Radiograph observation instrument capable of being automatically switched on/off
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Key detection and fingerprint identification based automobile anti-theft system
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Automobile anti-theft control method based on key detection and fingerprint identification
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