PLC的扫描既可按固定顺序进行,也可按用户程序规定的可变()进行。
参考答案:顺序
— Have you seen Michael recently ?
— Yes, in fact I saw him this morning. I ____ him for two years.
A.haven’t seen
B.hadn’t seen
C.didn’t see
D.don’t see
农行金穗贷记卡(个人卡)申请评分主要用于()。
A.是否能办联名卡
B.发卡准入
C.授信额度核定
D.预测客户的风险级别