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A kind of adjustable photovoltaic curtain wall open-and-close mechanism
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Low resistance conductive glue is used in a kind of LED encapsulation
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A kind of combined type photovoltaic curtain wall
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Weatherability conducting resinl is used in a kind of LED encapsulation
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Light emitting diode film and its manufacture method
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A kind of fiber optic protection groove with fixed clamp structure
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A kind of diode annesl film
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A kind of shock resistance high intensity LED lamp cover
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A kind of novel lamp tube fixing device
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A kind of desk lamp adjustable reflector of reflective size
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A kind of desk lamp reflector with shock-absorbing function
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