• 2021-04-14
    智慧职教: 门槛板在更换时可以采用搭接连接的是什么?What kind of overlap connection can be used when the threshold plate is replaced?
  • 门槛外板 Threshold outer board

    内容

    • 0

      智慧职教: Components must be replaced when ______.

    • 1

      更换门槛板可以采用的焊接方式是( )、( )和( )。

    • 2

      What kind of stories are the best ones when used to give presentation? And in what matters should they be told

    • 3

      What sentences can be used when taking leave?

    • 4

      What greetings can be used when meeting for the first time?