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  \___ \\ | || | || | '--' ||   -| ||-   |    \\  
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`-----`     `---`   `-`  `-`   `-----`   |_|`-`   
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發送短信 : Preparation and characterization of Al <inf>2</inf>O <inf>3</inf>-25 mol% ZrO <inf>2</inf> composites