【填空题】
直流母线并列前,必须检查两组母线___,正、负极性___。
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答案
电压一致|相同
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【单选题】
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B. 5
C. 6
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C. 0.15
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C. 信息管理岗
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B. 收单行
C. 中间业务部
D. 电子银行部
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A. 强制退出
B. 主动退出
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D. 交回机具
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D. 强制退出
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B. 特约商户
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D. 中国银联
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