self-diagnostic program造句

• This controller is based on single - chip microcomputer at89c51 , and it can realize automatic welding , line voltage compensation , welding current and voltage display through the combining of constant current and voltage supply control with varied sets of standard parameter storages , fault self - diagnostic programs and system self - protection ability
  该控制器以at89c51为控制核心，在恒压和恒流控制结合的基础上可实现钢筋网焊自动化，并具备网压补偿、焊接电流电压显示、多套规范参数存储、故障自诊断及系统自保护等功能。