对新架空杆路上架设光缆吊线时,光缆挂钩的卡挂间距为()厘米。
A.20厘米
B.30厘米
C.40厘米
D.50厘米
参考答案:D
以下能正确定义一维数组的选项是______。
A) int a[5]=0,1,2,3,4,5; B) char a[]=0,1,2,3,4,5;C) char a='A','B','C'; D) int a[5]="0123";
On his first sea()he was still quite young but showed great courage to face the storm.
A.trip
B.voyage
C.tour