校正和弯曲操作产生的冷作硬化现象,通常采取()热处理的方法来消除。 A.淬火; B. 发布时间:2019-01-07 18:52 │ 来源:www.tikuol.com 题型:单项选择题 问题: 校正和弯曲操作产生的冷作硬化现象,通常采取()热处理的方法来消除。A.淬火;B.退火;C.调质;D.回火。
题型:单项选择题 书法考查(5分)My hometown is very beautiful. It’s a quiet village. It is not far from the city center. It takes only 40 minutes by bus.There is a lake in front of my hometown. We often row boats on the lake. You can see lots of two-floor buildings. There are many red flowers and green trees around my hometown, so the air is very fresh. People in my hometown are very friendly. They know each other well. Some families raise cows and others grow wheat. We enjoy our life here. I think it is a wonderful place to live. I hope you can come and visit soon. 查看答案
题型:单项选择题 材料一云芳的父母为了让她有一个良好的学习环境,决定换购一套地段较好的住房,但手头缺钱。房地产公司说可以办理“按揭贷款”,也就是用他们所要购买的商品房作担保,现在入住,以后逐月还款。材料二人们在街上有时可以看到有些铺面上写着一个大大的“当”字,类似于我们在影视剧中所看到的当铺,但现在我们管它叫“典当行”。人们如急需用钱,可以用自己的财产作担保,获取相应的资金,并可在到期还清钱款后取回该担保财产。法律上把这两种担保方式分别称作什么?它们各有什么特点? 查看答案