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A preparation method for carbon nanosphere electrode materials containing silver nanowires
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A book production technology
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An ultraviolet disinfection equipment in open channel
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Automatic waxing device for automobile waxing
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High-efficient ash discharging device of powder tank semitrailer
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Valve for intelligent solar water heater
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Gate valve for discharging sewage
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Iron sheet cutting machine convenient to carry
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Bone drill cleaning equipment
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Space walker
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Concrete sewer pipe damage detection device
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Toilet floor drainage valve
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Chicken manure scattering equipment
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Lightning detection method
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Multistage forming processing technology for curtain wall connecting piece
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Multistage machine-shaping equipment of curtain connecting piece
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Sheet metal's seaming device
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Sheet metal seaming processing technology
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Measure supplementary instrument of crawling of electrical variable
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Screw compressor electric appliance box
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