当脉石成分中CaO+MgO/SiO2+Al2O3等于0.5~0.8时的矿石为半自熔矿石。
当脉石成分中CaO+MgO/SiO2+Al2O3等于0.5~0.8时的矿石为半自熔矿石。
相关考题:
下面的子程序是将AL寄存器低4位中的十六进制数转换为ASCII码,试问:该子程序中的横线处应填写什么指令? HTOASC PROC AND AL, OFH ADD AL, 30H CMP AL, 39H JBE DONE ____________ DONE: RET HTOASC ENDPA.SUB AL,'A'-0AHB.ADD AL,'A'-0AHC.SUB AL,'A'-07HD.ADD AL,'A'-07H
下面的子程序是将AL寄存器低于4位中的十六进制转换为ASCII码,试问:该子程序中的横线处应该填写什么指令?HTOASE PROCAND AL,0FHADD AL,30HCMP AL,39HJBE DONE--------DONE: RETHTOASC ENDPA.SUB AL,‘A’-0AHB.ADD AL,‘A’-0AHC.SUB AL,07HD.ADD AL,07H
在窗体中添加一个命令按钮,编写如下程序: Private Sub Subl(p,m,n) p=p+1:m=m+1:n=n+1 Print"subl:";p;m;n End Sub Private Sub Command1_Click() al=1:b=2:c1=3 Call Subl(a,b1+3,c1) Print"Main:";a1;b1;c1 End Sub 程序运行后,输出结果为A.Sub:2 6 4 Main:2 6 4B.Sub:2 6 4 Main:2 6 4C.Sub:2 6 4 Main:1 2 3D.Sub:2 6 4 Main:2 2 3
设已经在菜单编辑器中设计了窗体的快捷菜单,某顶级菜单为al,且取消其"可见"属性。运行时,可以使快捷菜单的菜单项响应鼠标左键单击和右健单击的事件过程是A.Private Sub Form_Mouse Down(Button As Integer, Shift As Integer,_X As Single,Y As Single If Button=2 Then PopupMenu al,2 End SubB.Private Sub Form_Mouse Down(Button As Integer, Shift As Integer,_X As Single, Y As Single PopupMenu al,0 End SubC.Private Sub Form_Mouse Down(Button As Integer, Shift As Integer,_X As Single,Y As Single PopupMenu al End SubD.Private Sub Form_Mouse Down(Button As Integer, Shift As Integer,_X As Single,Y As Single If(Button=vbLetfButton) Or (Button=vbRightButton) Then PopupMenu al End Sub
单选题变直径圆管流,细断面直径d1,粗断面直径d2=2d1,粗细断面雷诺数的关系是( )。ApResub1/sub=0.5Resub2/sub/pBpResub1/sub=Resub2/sub/pCpResub1/sub=1.5Resub2/sub/pDpResub1/sub=2Resub2/sub /p
单选题干熄焦循环气体的主要成分为N2,其他成分还有H2、CH4、CO等气体,其中属于不可燃组分是( )。ApNsub2/sub /pBpHsub2/sub/pCpCHsub4/sub/pDCO
单选题A pIsub2/sub=Isub3/sub/pB pIsub2/sub=4Isub3/sub/pC pIsub2/sub=2Isub3/sub/pD pIsub3/sub=4Isub2/sub/p
填空题铁矿石中,根据脉石成分中CaO+MgO/SiO2+Al2O3的比值小于0.5的,称为()矿石。