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CN107192146A
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A kind of solar thermal collector with exempt from weld fin
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CN107238217A
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Thermal-arrest fin based on solar energy
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CN107166770A
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It is a kind of to exempt from weldering fin applied to solar thermal collector
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CN107218737A
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A kind of support of solar water heater
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CN107218733A
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A kind of support for being used to support solar thermal collector
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CN107218729A
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Water heater with water automatic control function
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CN107388594A
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A kind of solar water heater
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CN107202439A
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A kind of novel solar water heater
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CN107270550A
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A kind of solar water heater
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CN107238214A
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Hot water apparatus based on solar energy
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CN107389759A
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A kind of formaldehyde detector based on electrochemical sensor
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CN107340323A
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A kind of formaldehyde detector
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CN107170207A
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A kind of combustible-gas detector
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CN107170206A
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A kind of Portable combustible gas detector with temperature compensation function
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CN107152795A
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A kind of novel flat-plate solar thermal collector
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CN107152798A
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It is a kind of to be provided with the solar thermal collector for exempting to weld fin
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CN107152799A
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Flat-plate solar collector thermal-arrest fin
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CN107289648A
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Thermal-arrest fin based on solar energy
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CN107101401A
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A kind of solar photovoltaic assembly edge frame member
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CN107101400A
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A kind of long margin frame applied to flat-plate solar collector
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