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Permanent magnet DC electromagnetic driver
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Direct solenoid motivation
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Electromagnetic generator and its manufacture method
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A kind of special solid root fertilizer material of vegetables
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A kind of Dryland wheat planting fertilizer
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A kind of drought-hit area vegetable cultivation fertilizer
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A kind of fertilizer special for soybeans for improving nitrogen utilization efficiency
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Moisture-proof fertilizer for corn
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A kind of corn is special unburned to hinder fertilizer
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Lactarius deliciosus fermented cottonseed meal middle-period compound feed for pigs and prepared by fermenting kelp meal
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A kind of fermenting wort prepares delicious lactarius fermentation cotton dregs pig mid-term mixed feed
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One kind enhancing pipe intestinal digesting enzymatic activity Poria cocos fermented pig feed additive
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One kind fermentation snow pear juice delicious lactarius fermentation cotton dregs pig mid-term mixed feed
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A kind of crowndaisy chrysanthemum extract prepares delicious lactarius fermentation cotton dregs pig mid-term mixed feed
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Compound coated fertilizer added with attapulgite clay and preparation method thereof
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Grape planting method capable of reducing manual labor by unified fertilization
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Grape rain-preventing cultivation method
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Electromagnetic machine and manufacturing method thereof
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Magnetomotive machine and producing method thereof
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Permanent-magnet motor and mfg. method thereof
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