通信系统的抗噪声性能是指系统克服加性噪声的能力,在数字系统中通常采用()来衡量。 ["误信率","速率","误码率","信噪比"]
金穗白金贷记卡的授信额度最低为() ["10万","5万","20万","15万"]
企业使用的是AI3新型金税卡,在一机多票开票子系统V6.15中开具出的发票密文是()位。 ["20.0","84.0","104.0","108.0"]
关于商人和商行为的定义,不同的国家有不同的看法。世界上对前述概念主要存在以下观点()。 ["主观说,代表国家是法国","客观说,代表国家是德国","主观说,代表国家是德国","客观说,代表国家是法国","拆衷说,代表国家是日本"]
金穗贷记卡普卡的授信额度最低为() ["2000元","1000元","1500元","2500元"]
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