冷轧厂1780机组酸洗出口开槽机的作用主要是带钢宽度变化时在带钢边部开槽，以利于切边剪进退刀。
参考答案：对
A client tells the nurse that she has been working hard for the last 3 months to control her type 2 (non-insulin-dependent) diabetes mellitus with diet and exercise. To determine the effectiveness of the client's efforts, the nurse should check
A．urine glucose level.
B．fasting blood glucose level.
C．serum fructosamine level.
D．glycosylated hemoglobin (Hb) level.
要坚持以人为本，推进以（）为核心的城镇化。
A、人
B、人民
C、商业
D、服务业
