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High-strength antibacterial melt-blown air filter material and preparation method thereof
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Floater pickup apparatus
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Wire and cable sheath material for high-speed railway and preparation method thereof
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High-filtering-efficiency melt-blown filtering material for mask and preparation method thereof
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Electromechanical mounting device
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Auxiliary device for electromechanical installation
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Intelligent electric power instrument
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Leak protection type level gauge
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Aluminum alloy material for cable conductor and preparation method thereof
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High-safety lifting scaffold
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Novel jacking device top support for attached lifting scaffold
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A kind of low wind pressure conducting wire of aluminium packet invar steel core superalloy type
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A kind of resistance to ultraviolet environment-friendly type collection is powered and communicates integrated concentric cable
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A kind of outdoor automatically cleaning photovoltaic module
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A kind of adjustable solar photovoltaic assembly
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A kind of convertible solar photovoltaic assembly of automatically cleaning
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A kind of two-sided double glass photovoltaic modulies of automatically cleaning fire prevention
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A kind of two-sided double glass photovoltaic modulies in open air
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