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当前学科:电气专工试题
题目:
多选
摇测二次线整体绝缘前,应先()。
A . A、断开本路交直流电源
B . B、断开与其它回路连线
C . C、短接继电器线圈
D . D、短接二极管及三极管
答案:
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()是指通过互联网或专线网络,为工行企业客户提供账户查询、转账结算、在线支付等金融服务的网上银行业务。
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