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US2015311534A1
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Positive electrode for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
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Blade reinforcing and repairing method
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Wind generating set and hydraulic pump aggregate thereof
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Megawatt wind driven generator set as well as control method and control system thereof
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Gear box and wind power generator comprising same
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Speed increasing device and wind generating set
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Speed increasing device and wind generating set
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Wind driven generator and variable-pitch system thereof
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Fan and tower drum thereof
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Fan and tower barrel thereof
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Elastic coupling
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Fan and tower tube thereof
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Wind generating set and blade thereof
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Device for measuring adhesive force of creeper tread
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