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Medicinal liquor
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Adjustable suspension decompression backpack mechanism
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A kind of power take-off mechanism of electromagnetic drive
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A kind of device of electromagnetic energy kinetic energy
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A kind of water body sand filtering device
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A kind of seasoning of spiced egg
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The distributed system for supporting multiple terminals and Multi net voting of Android network game
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Electronic payment platform based on electric power detection
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A kind of novel mouth orthodontic bracket positioning device and its application method
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A kind of measuring system measured for forest cover respiration
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Unmanned plane during flying ability self checking method
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Unmanned plane during flying ability self-test platform
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Fencing protection plate hoistable platform
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