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【单选题】
如图所示电路中,已知电压表V1和V2的读数均为10V,则电压表V的读数为( )V。A.
0
B.
10
C.
14.14
D.
20
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反馈参考答案：
举一反三
【单选题】以下代码的运行结果为：public class ex2 { public static void main(String[] args) { int total = 0; for(int i = 0,j = 10;total > 30;++i,--j){ System.out.println("I = " + i + " ;j = " + j); total += (i+j); } System....
A.
产生运行错误
B.
产生编译错误
C.
输出 “Total: 0”
D.
输出如下结果： i = 0 ;j = 10 i = 1 ;j = 9 i = 2 ;j = 8 Total: 30
【单选题】以下代码的运行结果为:( ) public class Ex 1 { public static void main(String[] args ) { int total =0; for ( int i =0, j =10; total >30;++ i ,-- j ){ System. out .println( "i=" + i + ":j=" + j ); total +=( i + j ...
A.
产生运行错误
B.
产生编译错误
C.
输出 “ Total 0 ”
D.
产生如下输出： i=0:j=10 i=1:j=9 i=2:j=8 Total 30
【简答题】A. 调质一般安排在 之后进行。对一些性能要求不高的零件，调质也常作为最终热处理。粗加工
【单选题】Profit and Loss Averson Corporation's income, total expenditure and advertising costs over an eight-month period of 2009. Which month's expenditure is the lowest?
A.
April
B.
May
C.
June
D.
July
【单选题】The money spent on healthcare for people aged over 60 ________ 41 percent of the total spent last year in China.
A.
took in
B.
took up
C.
took over
D.
took after
【单选题】以下程序的编译运行结果为：public class ex2 { public static void main(String[] args) { int total = 0; for(int i = 0,j = 10;total > 30;++i,--j){ System.out.println("I = " + i + " ;j = " + j); total += (i+j); } Syste...
A.
产生运行错误
B.
产生编译错误
C.
输出 “Total: 0”
D.
输出如下结果： i = 0 ;j = 10 i = 1 ;j = 9 i = 2 ;j = 8 Total: 30
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