下列耐火砖中,()Al2O3含量最高。A、粘土砖B、高铝砖C、刚玉砖D、镁砖
下列耐火砖中,()Al2O3含量最高。
- A、粘土砖
- B、高铝砖
- C、刚玉砖
- D、镁砖
相关考题:
在通用声明中定义a,在窗体中添加一个命令按钮Command1,编写如下程序代码:DimaAsIntegerSubtest()a=a+1:b=b+1:c=c+1PrintSub:;a;,;b;,;cEndSubPrivateSubCommand1_Click()a=2:b=3:c=4CalltestCalltestEndSub程序运行后,单击命令按钮,窗体中将显示( )A.Sub:3,4,5Sub:4,5,6B.Sub:2,3,4Sub:2,3,4C.Sub:3,1,1Sub:4,1,1D.Sub:1,1,1Sub:1,1,1
运行以下程序后,输出结果为_____________。 Private Sub Command1_Click() a=1:b=2:c=3 Call test(a,b+3,(c)) Print "main:";a;b;c End Sub Private Function test(p,m,n) p=p+1:m=m+1:n=n+1 Print "sub:";p;m;n End Function:A. sub:2 6 4 main:1 2 3B. sub:2 6 4 main:2 2 3C. sub:2 6 4 main:2 6 4D. sub:2 6 4 main:1 6 4
II型呼吸衰竭合并代谢性酸中毒()。 A、Pa0/sub2/supsubno60mHl.PaCO/sub2/supsubno50mmlgB、Pa0/sub2/supsubno60mHgPaCO/sub2/supsubno45mmgC、Pa0/sub2/supsubno60mmHgPaCO/sub2/supsubno50mmHD、Pa0/sub2/supsubno60mHg、PaCO/sub2/supsubno45mmHgE、Pa0/sub2/supsubno60mHg、PaC0/sub2supsubno45mmHg
下列程序输出的结果是()。includesub1(char a,char b){char c:c=a:a=b:b=c; }sub2(char 下列程序输出的结果是( )。 #include<stdio.h> sub1(char a,char b) {char c:c=a:a=b:b=c; } sub2(char*a,char b) {char c:c=*a;”a=b;b=c;} sub3(char*a,char*b) {char c;c=*a;”a=*b;*b=c;} void main() { char a,b; a='A';b='B':sub1(a,b);putchar(a):putchar(b): a='A';b='B'; sub2(a,b);putchar(a);putchar(b); a='A';b='B'; sub3(a,b);putchar(a);putchar(b); putchar('\n'); }A.ABABABB.ABBBBAC.ABBABAD.ABABBA
下列程序的输出结果是______。 #include sub1(char a,char b) {char c; c=a;a=b;b=c;} sub2(char* a,char b) {char c; c=*a;*a=b;b=c;} sub3(char* a,char*b) {char c; c=*a;*a=*b;*b=c;} { char a,b; a='A' ;b='B'; sub3 (a, b) ;putchar (a) ;putchar (b); a='A';b='B';sub2(a,b);putchar(a);prtchar(b); a='A';b='B';sub1(a,b);putchar(a) ;putchar(b); }A.BABBABB.ABBBBAC.BABABAD.BAABBA
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
下列Sub 过程中描述错误的是______。A.Sub 过程只能在窗体模块中定义B.Goto 语句不能用于Sub 过程C.Sub 过程只能在窗体模块中定义D.Sub 过程中不能嵌套定义Sub 过程
A、PH7.38,PaOSUB2/SUB50mmHg,PaCOSUB2/SUB40mmHgB、PH7.30,PaOSUB2/SUB50mmHg,PaCOSUB2/SUB80mmHgC、PH7.40,PaOSUB2/SUB60mmHg,PaCOSUB2/SUB65mmHgD、PH7.35,PaOSUB2/SUB80mmHg,PaCOSUB2/SUB20mmHgE、PH7.25,PaOSUB2/SUB70mmHg,PaCOSUB2/SUB20mmHg血气分析结果符合代偿性代谢性酸中毒( )
下列检查结果哪项最符合该患者目前的病情变化( )A.PaCOSUB2/SUB降低B.PaOSUB2/SUB降低;PaCOSUB2/SUB升高C.PaOSUB2/SUB降低;PaCOSUB2/SUB降低D.肺活量正常,残气量增加E.FEVI减低,残气量正常
写出程序运行的结果Public class BasePublic virtual string Hello() {return “Base”;}Public class Sub:BasePublic override string Hello() {return “Sub”;}1. Base b = new Base(); b.Hello;2. Sub s = new Sub(); s.Hello;3. Base b = new Sub (); b.Hello;4. Sub s = new Base(); s.Hello;
在窗体中添加一个命令按钮,编写如下程序: Private Sub Test(p,m,n) p=p+1:m=m+1:n=n+1 Print "Sub: ";p;m;n End Sub Private Sub Command1.Click() a1=1:b=2:c1=3 Call Test((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
在窗体中添加一个命令按钮,编写如下程序:Private Sub Sub1(p,m,n)p=p+1:m=m+1:n=n+1Print "sub1:";p;m;nEnd SubPrivate Sub Command1_Click()a1=1:b=2:c1=3Call Sub1(a,b1+3,c1)Print"Main:";a1;b1;c1End 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
在窗体中添加一个命令按钮,编写如下程序: Private Sub Sub1(p,m,n) p=p+1:m=m+1:n=n+1 Print "sub1:";p;m;n End Sub Private Sub Command1_Click() a1=1:b=2:c1=3 Call Sub1(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
人体内O2、CO2进出细胞膜是通过A.单纯扩散B.易化扩散C. 人体内O<sub>2</sub>、CO<sub>2</sub>进出细胞膜是通过A.单纯扩散B.易化扩散C.主动转运D.人胞作用E.出胞作用
单选题下列表示测量不确定度的符号中,正确表示相对扩展不确定度的是( )。ApUsubrel /sub /pBpusubrel /sub /pCpUsubp /sub /pDpusubref/sub /p
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
多选题下列扩展不确定度的表示中,表示形式是正确的是____。ApUsub95/sub=1%(vsubeff/sub=9)/pBpUsubr/sub=1%(k=2)/pCpusubCr/sub=0.5%/pDU=±0.5%(k=1)
单选题煤矿井下的有害气体主要是由()、CO2、H2S、NO2、H2、NH3气体组成。ACOBpCHsub4/sub、SOsub2/sub/pCpSOsub2/sub、CO/pDpCO、CHsub4/sub、SOsub2/sub/p
单选题酶促反应速度(v)达到最大反应速度(Vmax)的80%时,底物浓度[S]为Ap1Ksubm/sub/pBp2Ksubm/sub/pCp3Ksubm/sub/pDp4Ksubm/sub/pEp5Ksubm/sub/p
单选题A pIsub2/sub=Isub3/sub/pB pIsub2/sub=4Isub3/sub/pC pIsub2/sub=2Isub3/sub/pD pIsub3/sub=4Isub2/sub/p
单选题下列测量结果的表示中,错误的是()。ApIsubS/sub=10.0413A,Usubrel/sub=5×10sup-5/sup,k=2 /pBpIsubS/sub=10.0413(1±5×10sup-5/sup)A,k=2 /pCpIsubS/sub=(10.0413±5×10sup-5/sup)A,k=2 /pDpIsubS/sub=10.0413A,Usub95rel/sub=5×10sup-5/sup,Vsubeff/sub=9 /p
多选题1. class Super { 2. private int a; 3. protected Super(int a) { this.a = a; } 4. } ..... 11. class Sub extends Super { 12. public Sub(int a) { super(a); } 13. public Sub() { this.a= 5; } 14. } Which two, independently, will allow Sub to compile?()AChange line 2 to: public int a;BChange line 2 to: protected int a;CChange line 13 to: public Sub() { this(5); }DChange line 13 to: public Sub() { super(5); }EChange line 13 to: public Sub() { super(a); }
多选题下列表示中____的表示形式是正确的。ApUsub95/sub= 1%,vsubeff/sub =9 /pBpUsubr/sub= 1%,k=2 /pCpusubC/sub=0. 5% /pDpusubC/sub=±0 5%.k=1 /p
单选题给定子例行程序如下 SUBROUTINE SUB(K,A) B=K+2 A=A+B END 下列调用语句中正确的是()ACALL SUB(N,N)BCALL SUB(X,X)CCALL SUB(N+2,X)DCALL SUB(N,X+3)