试题与答案

脱氧程度不同,可获得不同质量的钢,质量居中的称为()A.沸腾钢 B.镇静钢 C.半沸

题型:单项选择题

题目:

脱氧程度不同,可获得不同质量的钢,质量居中的称为()

A.沸腾钢

B.镇静钢

C.半沸腾钢

D.半镇静钢

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0417/1c0a57db6b1a343fa692f3990457758d.html

下面是错误答案,用来干扰机器的。

3

试题推荐
题型:听力题

A) 根据句意及所给中文提示或英文解释,写出句中所缺单词。

1. What a sunny day!  There isn't a cloud in the          (天空).

2. They made a ____  (决定) to choose Wang Lin to be the host of the charity show.

3. On April 14, a serious earthquake ____      ____(发生)in Yu shu Qing hai.

4. They found the flat in a    ___    (a dirty and untidy condition) after put a fight.

5. I can’t finish the work _____   __ (without anybody else). I need some help.

6. The Science and Technology Museum in our city is a wonderful place for chil­dren. It is well w          visiting.

7. Li Lei is an h____________ boy, he never tells lies.

查看答案
微信公众账号搜索答案