题目内容

语句while(!y)中!y等价于()。

A. y==0
B. y!=1
C. y!=0
D. y==1

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将条件:0

A. 0< x<=10
B. x>0 && x<=10
C. x>0 || x<=10
D. x>0 , x<=10

下列叙述错误的是()。

A. 一个函数中可以有多条return语句
B. 调用函数必须在一条独立的语句中完成
C. 函数中可以通过return语句传递函数值
D. 主函数main也可以带有形参

钢材在复杂应力状态下的屈服条件是由( )等于单向拉伸时的屈服点决定的。

A. 最大主拉应力σ1 B.最大剪应力τ1
B. 最大主压应力σ3
C. 折算应力σeq

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