(34)下列事件过程的功能是:建立一个名为Data1的随机文件,存放角度值及这些角度的正弦函数值和余弦函数值,角度为1,2,3,…,90。请在空白处填入适当的内容,将程序补充完整。 Private Type Ang K As Integer Sinx As Single Cosx As Single End Type Dim Ksc As Ang Private Sub Form_Click() Dim Y As Single Dim i As Integer Dim Ksc As Ang Open Y=3.14159/180 For i=1 To 90 Ksc.K=i Ksc.Sinx=Sin(i*Y) Ksc.Cosx=Cos(i*Y) ___________ Next i Close #2 End SubA."‥\Datal.txt"For Random As#1 Len=10 Put#1,i,KscB."‥\Datal.txt"For Random As#1 Len=10 Put#1,Y,Ksc C."‥\Datal.txt"For Random As#1 Put#1,i,KscD."‥\Datal.txt"For Random As#1 Put#1,Y,Ksc
第1题:
下列事件过程的功能是:建立一个名为Data1的随机文件,存放角度值及这些角度的正弦函数值和余弦函数值,角度为1,2,3,…,90。请在空白处填入适当的内容,将程序补充完整( )。
Private Type Ang
K As Integer
Sinx As Single
Cosx As Single
End Type
Dim Ksc As Ang
Private Sub Form_Click()
Dim Y As Single
Dim i As Integer
Dim Ksc As Ang
Open______
Y=3.14159/180
For i=1 To 90
Ksc.K=i
Ksc.Sinx=Sin(i*Y)
Ksc.Cosx=Cos(i*Y)
Next i
Close #2
End Sub
A...\Data1.txtFor Random As #1 Len=10 Put#1,i,Ksc
B...\Data1.txtFor Random As #1 Len=10 Put#1,Y,Ksc
C...\Data1.txtFor Random As #1 Put#1,i,Ksc
D...\Data1.txtFor Random As #1 Put#1,Y,Ksc
第2题:
有关PET断层重建获取投影的描述正确的是( )
A、采集过程中,PET连续只记录所有符合线上的真符合事件
B、符合事件按角度重组,一个角度的投影对应一个矩阵单元的数据
C、矩阵的行号对应符合线的径向距离
D、矩阵的列号对应符合线的角度
E、正弦图的横坐标是径向距离
第3题:
你已经使用read.csv()命令打开了一个数据文件,并命名为data1,现在你想在R中打开data1,应该使用的命令 是_____。
A.view(data1)
B.head(data1)
C.rm(data1)
D.library(data1)
第4题:
下列事件过程的功能是:建立一个名为Datal的随机文件,存放角度值及这些角度的正弦函数值和余弦函数值,角度为1,2,3,…,90。请在空白处填入适当的内容,将程序补充完整。 Private Type Ang K As Integer Sinx As Single Cosx As Single End Type Dim Ksc As Ang Private Sub Form_Click() Dim Y As Single Dim i As Integer Dim
A...\Data1.txtFor Random As #1 Len=10 Put #1,i,Ksc
B...\Data1.txtFor Random As #1 Len=10 Put #1,Y,Ksc
C...\Data1.txtFor Random As #1 Put #1,i,Ksc
D...\Data1.txtFor Random As #1 Put #1,Y,Ksc
第5题:
2、你已经使用read.csv()命令打开了一个数据文件,并命名为data1,现在你想在R中打开data1,应该使用的命令 是_____。
A.view(data1)
B.head(data1)
C.rm(data1)
D.library(data1)