问题 填空题

固定式模具操作(),生产效率(),制品成型质量较稳定,可以实现自动化生产。

答案

参考答案:简单;高

多项选择题

观察下图后回答问题:  

(1)下图是反映红军长征的场面,你能为这三幅画写个题目吗?

    ①                                                                                                                                                      ②                                                                                                                                                      ③                                                                                                                                                  (2)21世纪的今天,我们是否有必要发扬长征精神,请谈谈你的看法。