问题
判断题
对于钝化、涂油操作，换辊作业时确认小车轨道前后方是否有人，推夹具必须夹紧并对准轴承。
答案
参考答案：对
搜题请搜索小程序“爱下问搜题”
对于钝化、涂油操作，换辊作业时确认小车轨道前后方是否有人，推夹具必须夹紧并对准轴承。
参考答案：对
| 选词填空。（用方框中所给的词的适当形式填空） | |
everyday. 2. Don't worry about your mother's _______. 3. Thanks for _______ me to visit next week. 4. There are _______ of people buying things on weekends. 5. Please tell me the _______ story, we want to know all about it. |