若超过规定的特性值要求,将造成产品部分功能丧失的质量特性为()。
A.关键质量特性
B.重要质量特性
C.次要质量特性
D.一般质量特性
参考答案:B
阅读短文,选择正确答案。
My village is very beautiful. There are many mountains near my village. There is a forest in the mountains.
It's near my village. There are many big trees in the forest. Two bridges are over the river. The river is near my
house. Look! There are many ducks and boats on the river. There are many fish in the river. I love my village
very much.
1. Where are the ducks?[ ]
A. They are on the grass.
B. They are on the river.
C. They are in the river.
2. Are there any mountains near my village? [ ]
A. Yes, there is.
B. Yes, there are.
C. No, there aren't.
3. Is there a river?[ ]
A. Yes, there are.
B. No, there isn't.
C. Yes, there is.
4. Is it a beautiful village? [ ]
A. Yes, this is.
B. Yes, there is.
C. Yes, it is.
5. Do you like the village?[ ]
A. Yes, I can.
B. Yes, I am.
C. Yes, I do.
重度有机磷农药中毒时,胆碱酯酶活性一般在()。
A.15%以下
B.30%以下
C.40%以下
D.50%以下
E.60%以下