热处理可以改变轧制中出现的一些组织结构问题,要消除轧制时钢中出现的网状渗碳体的方法应是()。
A.球化退火
B.扩散退火
C.正火
参考答案:C
句型转换,每空一词。
1. Could you give me some water? (改为祈使句)
_____ _____ some water, please.
2. Please buy me a new bike. (同义句转换)
Please _____ a new bike _____ me.
3. The watch is 100 yuan. (对划线部分提问)
_____ is the _____ of the watch?
4. He wants to buy some apples. (用 oranges 构成选择疑问句)
_____ he _____ to buy any apples _____ oranges?
5. We want to buy some meat. (同义句转换)
We _____ _____ to buy some meat.
James Martin 的战略数据规划方法的主要内容包括:如何身历向下来组织织规划、 ______ 、主题数据库的概念及其组织、战略数据规划的执行过程。