【多选题】焊接结构的疲劳强度的大小与( )关系不大。
B.
应力循环次数 B连接的构造细节 D残余应力大小 A
【单选题】目前大多数轿车传动系统采用的布置型式是()
【单选题】Tom:Have you ever performed in front of anaudience? Jerry: Yes, I have. Actually, I __ it allthe time.
【简答题】I have battled with my c_______ over whether I should actually send this letter.