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描述流化床的气泡两相模型,以U0的气速进入床层的气体中,一部分在乳相中以起始流化速度Umf通过,而其余部分(U0-Umf)则全部以()的形式通过。
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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
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有如下程序: Private Sub Command1_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1(a,b) End Sub Sub Sub1(x As Single,y As Single) t=X X=t\Y Y=t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B. 1 1C.2 2D.1 2
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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
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当下行DTX功能开启时,手机向网络汇报的测量报告哪一个是合理的()。A、Rxlev_Sub=-83,Rxlev_Full=-67,RxQual_Sub=0,RxQual_Full=7B、Rxlev_Sub=-67,Rxlev_Full=-83,RxQual_Sub=0,RxQual_Full=7C、Rxlev_Sub=-83,Rxlev_Full=-67,RxQual_Sub=7,RxQual_Full=0D、Rxlev_Sub=-67,Rxlev_Full=-83,RxQual_Sub=7,RxQual_Full=0
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class Super { public int i = 0; public Super(String text) { i = 1; } } public class Sub extends Super { public Sub(String text) { i = 2; } public static void main(String args[]) { Sub sub = new Sub(“Hello”); System.out.println(sub.i); } } What is the result?() A、 0B、 1C、 2D、 Compilation fails.
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单选题假设ed为需求弹性,当( )时,商品降价将使企业销售收入增加。A
|eSUBd/SUB|1B
|eSUBd/SUB|=1C
0|eSUBd/SUB|1D
|eSUBd/SUB|=0
考题
单选题class Super { public int i = 0; public Super(String text) { i = 1; } } public class Sub extends Super { public Sub(String text) { i = 2; } public static void main(String args[]) { Sub sub = new Sub(“Hello”); System.out.println(sub.i); } } What is the result?()A
0B
1C
2D
Compilation fails.
考题
单选题class super ( public int I = 0; public super (string text) ( I = 1 ) ) public class sub extends super ( public sub (string text) ( i= 2 ) public static void main (straing args) ( sub sub = new sub (“Hello”); system.out. PrintIn(sub.i); ) ) What is the result?()A
Compilation will fail.B
Compilation will succeed and the program will print “0”C
Compilation will succeed and the program will print “1”D
Compilation will succeed and the program will print “2”
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单选题正态分布时,算术平均数、中位数、众数的关系为()A
msub0/sub<msube/sub<(xB
msub0/sub=msube/sub=(xC
msub0/sub>msube/sub>(xD
msube/sub<msub0/sub<(x
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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
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多选题在过程控制中,若TL=-3,Tu=3,u=1,σ=1,则( )。ACsubP/sub=1 BCsubP/sub=2/3 CCsubPk/sub=1 DCsubPk/sub=2/3
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多选题设up为标准正态分布的p分位数,则有( )。Ausub0.49/sub>0 Busub0.3/sub<usub0.4 /subCusub0.5/sub=0 Dusub0.23/sub=-usub0.77 /subEusub0.5/sub=-usub0.5/sub
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单选题已知某线声源长度为l0,在线声源垂直平分线上距线声源r0和r的分别为Lp(r0)和Lp(r),根据《环境影响评价技术导则声环境》,按公式Lp(r)=Lp(r0)-15lg(r/r0)近似计算该线声源的噪声影响时,应满足的条件是()。A
prIsub0/sub且rsub0/subIsub0/sub /pB
prIsub0/sub/3且rsub0/subIsub0/sub/3 /pC
pIsub0/sub/3rspanI/spansub0/sub且Isub0/sub/3rsub0/subr0Isub0/sub /r0/pD
p无条件限制 /p
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