泵在试运行时，启动前的检查内容包括（）。 A.泵与电动机同心度_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题多项选择题

泵在试运行时，启动前的检查内容包括（）。

A.泵与电动机同心度复测

B.泵与电动机旋转方向的确认

C.盘车应灵活、正常

D.润滑油达规定油位

答案

参考答案：A, B, C, D

填空题

选词填空。

What How salty Who healthy don't would have favourite because

1.             is your mother like?
2. The fish is too            .
3. We              English every day.
4.              do you go to school?
5. —              is your English teacher?   —Miss Li.
6. What             you like to have for lunch?
7. My              food is beef.
8. I like apples              they're sweet.
9. Carrot juice is fresh and             .
10. I             like bananas.

单项选择题

有以下程序：
int fun(int x[],int n)
static int sum=0,i;
for(i=0;i＜n;i++)sum+=x[i];
return sum;

main()
int a[]=1,2,3,4,5,b[]=6,7,8,9,s=0;
s=fun(a,5)+fun(b,4);printf("%d\n",s);

程序执行后的输出结果是()。

A．45

B．50

C．60

D．55