爆炸松扣施工的基本原理是利用炸药的爆炸力震松被卡丝扣。()
参考答案:对
企业编制合并财务报表涉及境外经营的,如有实质上构成对境外经营净投资的外币货币性项目,因汇率变动而产生的汇兑差额,应列入当期损益。( )
下面程序是由鼠标事件在窗体上画图,如果按下鼠标将可以画图,双击窗体可以清除所画图形。补充完整下面的程序。 首先在窗体层定义如下变量: Dim PaintStart As Boolean 编写如下事件过程: Private Sub Form_Load() DrawWidth=2 ForeColor=vbGreen End Sub Private Sub Form_MouseDown(Button As Integer,Shift As Integer,_ X As Single,Y As Single) 【 】 End Sub Private Sub Form_MouseMove(Button As Integer,Shift As Integer,_ X As Single,Y As Single) If PaintStart Then PSet(X,Y) End If End Sub Private Sub Form_MouseUp(Button As Integer,Shift As Integer,_ X As Single,Y As Single) 【 】 End Sub Private Sub Form_Db1Click() 【 】 End Sub