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【判断题】
GB150-2011规定压力容器设计考虑的载荷有:内压、外压或最大压差;液体静压力;容器自重;风载荷和地震载荷;附属设备及平台、扶梯、管道等重力载荷。A.
正确
B.
错误
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【单选题】—Now the air in our hometown is even than it was before. —So we must do something to stop it. [ ]
A.
better
B.
dirty
C.
more better
D.
worse
【简答题】If you are a(__) to someone for something that you do, you are responsible for it and must be prepared to justify your actions to that person. (11 letters)
【单选题】Whatever we do in life,wherever life's storms___us,there must be something we can achieve.
A.
toss
B.
fall
C.
throw
D.
lose
【单选题】听力原文：M: Your computer makes such a loud noise. I guess it must be something wrong. You'd better have it checked out. W: You are right. And I suppose I've put it off long enough. Q: What will the woman...
A.
She will return it to the store.
B.
She will have it checked.
C.
She will refer to the book.
D.
She will have it replaced.
【单选题】简化分批法是( )。
A.
不计算在产品成本的分批法
B.
不分批计算在产品成本的分批法
C.
不分批计算完工产品成本的分批法
D.
分批计算完工产品和在产品成本的分批法
【多选题】晶体三极管工作在放大状态时,下列说法正确的是( )
A.
不管是NPN型还是PNP型三极管,基极电位都是居中的
B.
对NPN型三极管,电位最高的管脚是集电极
C.
对PNP型三极管,电位最高的管脚是集电极
D.
与基极电位之差约为±0.7V的管脚是集电极
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