预应力钢丝应从每批钢丝中抽查5%,但不少于()盘进行形状尺寸和表面检查
A.3
B.5
C.10
D.25
参考答案:B
什么联锁参数动作时会发生乙炔新老装置部份氧化工段全部小联锁停车(电力,蒸汽故障除外)?
有以下程序: #include <stdio, h>void sort(int a[] ,int n) int i,j,t; for(i=0;i<n;i ++ ) for(j =i+ 1;j<n;j ++ ) if(a[i]<a[j]) t=a[1] ;a[i]=a[j] ;a[j] =t; main( ) int aa[10] = 1,2,3,4,5,6,7,8,9,10 ,i; sort(aa +2, 5); for(i =0;i<10;i++) prinff("%d," ,aa[i]); prinff("\n");程序运行后的输出结果是( )。
A.1,2,3,4,5,6,7,8,9,10,
B.1,2,7,6,3,4,5,8,9,10,
C.1,2,7,6,5,4,3,8,9,10,
D.1,2,9,8,7,6,5,4,3,10,