切粒机进刀油压波动如何处理?
参考答案:
处理
①稳定仪表风;
②处理泄漏;
③排气。
用Excel打开文件53.xls,其中的数据如下图所示,并做如下操作:
1、选中B2单元格
2、单击“插入→行”命令
3、单击“插入→列”命令
则显示的结果是()。
A.A
B.B
C.C
D.D
Which of the following is commonly used to bid farewell among the Chinese people as well as among English speakers
A.It’s nice to have met you.
B.Walk well, please.
C.See you tomorrow.
D.I’m pleased to know you.