在战略变革的四个阶段中，若战略变化呈现无方向和无重心的特点。那么该阶段属于（）。
A. 不断改变阶段
B. 渐近阶段
C. 连续阶段
D. 全面阶段
查看答案
先配煤后粉碎的配煤工艺流程，配煤准确度较高。
A. 正确
B. 错误
尿素装置防振阻尼器一般安装在往复泵的出口。
A. 正确
B. 错误
原有临时用电，如需改为正式用电应办理何种手续（）
A. 类别变更
B. 过户
C. 新装用电
You are creating a Windows Forms application by using the .NET Framework 3.5. The application displays employee names by using the TreeView control. You need to implement the drag and drop functionality in the TreeView control.Which two actions should you perform？（）
A. Set theAllowDrag property to true.Create an event handler for the DragOver event.
B. Set theAllowDrag property to true.Create an event handler for the ItemDrag event to call the DoDragDrop method.
C. Set theAllowDrag property to true.Create an event handler for the DragEnter event to call the DoDragDrop method .
D. Create an event handler for the DragDrop event to handle the move or copy by itself.
E. Create an event handler for the DragEnter event to handle the move or copy by itself.
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