摘要
本文阐述了集装箱装卸桥控制板国产化的必要性及研制过程，较祥尽地分析了港口集装箱装卸桥２１２９控制板的工作原理、电路设计、元件的选择、电路工作者参数．
This paper presents the necessary and the procedure of the domestication for a control panel of container load bridge in Tianjin harbour.The working principle,circuit design,the choice of parts and the parameters of the control panel(2129) of container load bridge have been analyzed consequently.
