DNS的中文含义是什么?
参考答案:
域名服务系统
“Would you mind me _______ here next to you?”
“ ________. Because you seem to have a fever(发烧 ).”
A.to sit; Better not
B.sitting; Better not
C.to sit; Not at all
D.sitting; Not at all
与抛掷距离关系最大的两个参数是()和最小抵抗线。
A.孔深
B.起爆能
C.药量