常見例句To change the program, the wiring pattern on the patchboard or the patchboard, itself, must be changed. 通過改變接線板上的連線或改變接線板本身，程序可以被改變。used to make connections at a patchboard. 常用來連接接線板。has plug at each end; used to make connections at a patchboard. 每一端都有插頭；常用來連接接線板。patchboard programming 插線板程序設(shè)計 返回 patchboard