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["填写说明：计算机Mac地址为必填项且须按照格式填写，否则无法识别。例如：00-1F-E2-12-91-E3\n\n格式要求：\n       所有英文全部大写；\n       连接符号为减号；\n       字符数为6组，例如AA-BB-CC-DD-EE-FF；\n       务必复制粘贴，避免出错。"]