简述挥发酚的含义

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问题:

简述挥发酚的含义

考点:净水工净水工(技师)净水工(技师)题库
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Once there was a baby eagle living in a nest (巢) on a cliff (山崖). The baby eagle loved his nest. It was warm, soft and comfortable. And even better, he had all the food and love that his mother could give. Whenever the baby eagle was hungry, his mother would always come just in time with the delicious food he liked.

He was growing happily day after day. But suddenly his world   

changed. His mother stopped coming to the nest, he was full of sadness and fear. He thought he would die soon. He cried, but nobody heard him.

Two days later mother appeared with some nice food. The baby eagle was wild with joy. But his mother put the food at the top of the mountain and then looked down at her baby. The baby eagle cried out, “Mum, why did you do this to me? I’m hungry. Don’t you know I will die if 1 have nothing to eat?”

“Here is the last meal I give you. Come and get it by yourself.” his mother said. Then she flew down and pushed the baby eagle out of the nest.

The baby eagle fell down, faster and faster. He looked up at his mum, “ Why do you abandon me?” He looked down at the earth. The ground was much closer. Then something strange happened. The air caught behind his arms and he began to fly! He wasn’t moving to the ground any more. Instead, his eyes were pointed up at the sun.

“You are flying! You can make it!” His mother smiled.

(    )6. Which of the following is TRUE about the baby eagle’s life before his mother stopped coming to the nest?

A. He lived in a nest in the tree.     B. His mother offered him nice food.

C. He was always cold and hungry.      D. He lived very happily with friends.

(    )7. How did the baby eagle feel as soon as he saw his mother coming again?

A. Sad.              B. Happy.           C. Afraid.           D. Angry.

(    )8. What did the baby eagle’s mother do when she came the last time?

A. She put some food in the nest.       B. She just came to see him again.

C. She shouted at he baby eagle and flew away.

D. She pushed her baby eagle out of the nest.

(    )9. What does the word “abandon” mean?

A. 抛弃              B.保护             C.歧视            D. 拯救

(    )10. We can infer (推断) from the story that _____________.

A. The baby eagle lost his mother     

B. The baby eagle fell down and died

C. The baby eagle could get food himself

D. The baby eagle was still angry with his mother

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如果一个存储单元能存放一个字节,则容量为32KB的存储器中的存储单元个数为()。

A.65535

B.32767

C.32768

D.32000

题型:问答题 简答题

船舶的动稳性力臂是指()。

A.静稳性力矩曲线下的面积

B.在数值上与静稳性力臂相等

C.稳性力臂作的功与排水量之比

D.静稳性力矩曲线下的面积与排水量之比

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在现场,技术人员很容易犯的一个错误是把多元问题简单地确定为一个主要问题引致的。

题型:问答题 简答题

在自然人群中,有一种单基因(用A、a表示)遗传病的致病基因频率为1/10000,该遗传病在中老年阶段显现。1个调查小组对某一家族的这种遗传病所作的调查结果如图所示。请回答下列问题。

该遗传病不可能的遗传方式是()

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