19/13,1,13/19,10/22,()。 A: 7/25 B: 5/26 C: 7/26 D: 5/25
19/13,1,13/19,10/22,()。 A: 7/25 B: 5/26 C: 7/26 D: 5/25
已定义下列变量: int n; float f; double df; df=10; n=2; 下列语句正确的是() A: f=12.3; B: n=df; C: df=n=100; D: f=df;
已定义下列变量: int n; float f; double df; df=10; n=2; 下列语句正确的是() A: f=12.3; B: n=df; C: df=n=100; D: f=df;
已知f(x)=asinx+btanx+1,满足f(5)=7,则f(-5)=______.
已知f(x)=asinx+btanx+1,满足f(5)=7,则f(-5)=______.
19/13,1,19/13,10/22,()。 A: 7/24 B: 7/25 C: 5/26 D: 7/26
19/13,1,19/13,10/22,()。 A: 7/24 B: 7/25 C: 5/26 D: 7/26
( )是控制系统的组成部分 A: A、PSC B、ASD C、EED D、MSD B: A、PSC B、ASD C、EED D、MSD C: A、PSC B、ASD C、EED D、MSD D: A、PSC B、ASD C、EED D、MSD
( )是控制系统的组成部分 A: A、PSC B、ASD C、EED D、MSD B: A、PSC B、ASD C、EED D、MSD C: A、PSC B、ASD C、EED D、MSD D: A、PSC B、ASD C、EED D、MSD
以下程序的运行结果是哪一项?def f(x): global a a = 7 print a + x, a = 5 f(8) print a A: 15 7 B: 13 7 C: 15 5 D: 7 13
以下程序的运行结果是哪一项?def f(x): global a a = 7 print a + x, a = 5 f(8) print a A: 15 7 B: 13 7 C: 15 5 D: 7 13
What will be the output of the following Python code? ( )[img=420x158]17d6037eb227911.png[/img] A: a is 3 and b is 7 and c is 10a is 5 and b is 25 and c is 24a is 50 and b is 100 and c is 5 B: None of the mentioned C: a is 3 and b is 7 and c is 10a is 25 and b is 5 and c is 24a is 100 and b is 5 and c is 50 D: a is 7 and b is 3 and c is 10a is 25 and b is 5 and c is 24a is 5 and b is 100 and c is 50
What will be the output of the following Python code? ( )[img=420x158]17d6037eb227911.png[/img] A: a is 3 and b is 7 and c is 10a is 5 and b is 25 and c is 24a is 50 and b is 100 and c is 5 B: None of the mentioned C: a is 3 and b is 7 and c is 10a is 25 and b is 5 and c is 24a is 100 and b is 5 and c is 50 D: a is 7 and b is 3 and c is 10a is 25 and b is 5 and c is 24a is 5 and b is 100 and c is 50
应急门打开时处于什么状态() A: EED慢慢关闭 B: EED将停在九十度位置,当角度小于九十度会慢慢自动关闭 C: EED将会报警 D: EED保持在被打开的位置
应急门打开时处于什么状态() A: EED慢慢关闭 B: EED将停在九十度位置,当角度小于九十度会慢慢自动关闭 C: EED将会报警 D: EED保持在被打开的位置
下列语句更改数据框df中数据的语句是( )。 A: df['a'].sum() B: df.iat[1,0]=25 C: df.loc['a','score']=86 D: df['score'].mean()
下列语句更改数据框df中数据的语句是( )。 A: df['a'].sum() B: df.iat[1,0]=25 C: df.loc['a','score']=86 D: df['score'].mean()
3×5, 5×7, 7×11, 11×13, 13×17, ( ) A: 17×23 B: 17×19 C: 17×21 D: 17×25
3×5, 5×7, 7×11, 11×13, 13×17, ( ) A: 17×23 B: 17×19 C: 17×21 D: 17×25