To change the program, the wiring pattern on the patchboard or the patchboard, itself, must be changed.

通过改变接线板上的连线或改变接线板本身，程序可以被改变。

youdao

To change the program, the wiring pattern on the patchboard or the patchboard, itself, must be changed.

通过改变接线板上的连线或改变接线板本身，程序可以被改变。

youdao