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 | \| ||   / _ \\  | |  | ||   / _ \\      ___   
 |  ' ||  / //\ \\ | |/\| ||  | / \ ||    /   || 
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 `-` -`  `-`   `-` `-`   `-`   `---`       -|_|| 
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Text this: Estimation of annual energy-saving contribution of an automated blind system