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Prevent extravagant enrichment facility that plant extract volatilizees based on cosmetics preparation
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Pipe fitting surface scale clearing device is used in aviation carrier production that suitability is strong
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Die casting die sprue bush with balanced cooling function
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Textile fabric capable of improving wear resistance and used for student schoolbag and manufacturing process thereof
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Hanging-pulling rotary type opening breaking mechanism for chemical sewage treatment
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Assembled buttress structure is used in bridge construction that takes precautions against earthquakes convenient to pour
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A kind of plastic part processing injection mold being provided with mouth of a river shear structure
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A kind of catalytic oxidation type small-sized sewage treating system
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A kind of activated sludge small-sized sewage treating system
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A kind of concrete waterproofer
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The multi-functional binocular training mirror of wear-type
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It is strong to push away combination regulation sheave precision seeder
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With reference to the maritime search and rescue information transmitting methods that eye-observation and machine signal are detected
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Method for cultivating corn in saline-alkali soil
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Medicine composition for relieving eyestrain and preparation method of medicine composition
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Radix pseudostellariae cutting propagation method
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Cultivation method for improving quality of crystal pear
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Method for cultivating kender in saline-alkali soil
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Direct-current electrical measuring instrument
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Modification method of attapulgite
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