毛 * * 将马克思恩格斯创立的辩证唯物主义和历史唯物主义的思想路线概括为()
A.实事求是
B.解放思想
C.尊重规律
D.调查研究
参考答案:A
在铸件射线探伤中,照相上呈比较模糊的树枝状分布的黑色花纹一般是()缺陷。
设已经在“菜单编辑器”中设计了窗体的快捷菜单,其顶级菜单为Bs,取消其“可见”属性,运行时,在以下事件过程中,可以使快捷菜单响应鼠标右键菜单的是
A.Private Sub Form_MouseDown(Button As Integer,Shift As Integer, X As Single,Y As SinglIf Button=2 Then PopupMenu Bs,2 End Sub
B.Private Sub Form_Mouse Down(Button As Integer,Shift As Integer, X As Single,Y As SinglPopupMenu Bs End Sub
C.Private Sub Form_MouseDown(Button As Integer,Shift As Integer,_ X As Single,Y As SinglPopupMenu Bs,0 End Sub
D.Private Sub Form_MouseDown(Button As Integer,Shift As Integer,_ X As Single,Y As SinglIf(Button=VbLeftBuaoOr(Button=VbRighButtoThen PopupMenu Bs End Sub