试题与答案

综合平衡法

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题型：名词解释

题目：

综合平衡法

答案：

参考答案：

先分别考察每个因素对各指标的影响，然后进行分析比较，确定出最好的水平，从而得出最好的试验方案，这种方法就叫综合平衡法。

考点：机械工程误差理论与数据处理误差理论与数据处理题库
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题型：阅读理解

读短文，根据短文内容选择正确答案。

      Mike comes from America. He is twelve. His father Mr. Brown works in a big shop in Beijing. Mike has a

sister. Her name is Kate. She is only four.

      It is Saturday today. Mike's family is at home. Mr. Brown is sitting in a chair and reading today's newspaper.

Mrs. Brown is out of the house, and she is watering the flowers. Is Mike with his mother? No, he is cleaning his

new bike. Where is Kate? She is in her room. She is playing with her cat. What a happy family!

1. Mr. Brown works ______________.

A. in America

B. in a bank

C. in Beijing

D. at home

2. Who is Kate?  She is ______________. 

A. only four

B. Mike's sister

C. playing

D. at home

3. Mrs. Brown is ______________.

A. in the house

B. cleaning her new bike

C. sitting in a chair

D. watering the flowers

4. Mike is ______________.

A. cleaning his new bike

B. with his mother

C. in his room

D. sitting in a chair

5. Kate is playing with ______________.

A. Mike

B. Mr. Brown

C. Mrs. Brown

D. her cat
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