[计算题]已知一组12号道岔,尖轨长度L0=7700mm,尖轨跟距u=144mm,尖轨后直线段长度h=0,导曲线终端直线段长度K=2486mm,轨距S=1435mm,R外=330717mm,求该道岔起点和终点支距。

[计算题]已知一组12号道岔,尖轨长度L0=7700mm,尖轨跟距u=144mm,尖轨后直线段长度h=0,导曲线终端直线段长度K=2486mm,轨距S=1435mm,R=330717mm,求该道岔起点和终点支距。


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已知一组12号道岔,尖轨长度l0=7700mm,尖轨跟距u=144mm,尖轨后直线段长度h=0,导曲线终端直线段长度K=2486mm,轨距S=1435mm,R外=330717mm,求该道岔起点和终点支距。

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12号普通单开道岔,尖轨长度l=7700mm,尖轨跟距u=144mm,尖轨后直线段长度h=0,导曲线起点支距为207mm。() 此题为判断题(对,错)。

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在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command l-Click ()a=0For I =l T02For j=l To4if j Mbd2<>0 Thena=a+1End lfa= a +lNext jNext iMs g Box aEnd Sub程序执行后,单击命令按钮,消息框显示的是【 】。

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单击命令按钮时,下列程序的执行结果为 Private Sub Command1_Click( ) Dim x As Integer,y As Integer x=50:y=78 Call PPP(x,y) Print x;y End Sub Public Sub PPP(ByVM n As Integer,ByVal m As Integer) n=n\l0 m=m\l0 End SubA.08B.50 78C.450D.78 50

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[计算题]一组道岔后连接曲线长L=30m,曲线半径R=300m,求两股钢轨长度差及两股钢轨长度各是多少?

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12号普通单开道岔,尖轨长度l=7700mm,尖轨跟距u=144mm,尖轨后直线段长度h=0,导曲线起点支距为207mm。

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问答题[计算题]已知一组12号道岔,尖轨长度L0=7700mm,尖轨跟距u=144mm,尖轨后直线段长度h=0,导曲线终端直线段长度K=2486mm,轨距S=1435mm,R外=330717mm,求该道岔起点和终点支距。

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问答题[计算题]一组道岔后连接曲线长L=30m,曲线半径R=300m,求两股钢轨长度差及两股钢轨长度各是多少?

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