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Intelligent household terminal
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Silent magnetic sliding aluminum alloy door and window
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Two-way cooling type die casting die
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A kind of etch-proof aluminium alloy cable of fire resisting and preparation method thereof
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A kind of steel structure supporting system applied to high-rise assembled architecture
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A kind of composite type cabinet type transformer substation
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A kind of prefabricated house building element
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A kind of metope structure
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A kind of tree palpus shape osmosis type sewage treatment process
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A kind of outer cladding type magnetostriction wire sheath
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Environment-friendly type electronic lighter
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