card punching

card-英汉词典... ... card punch row 卡片穿孔行 card punching {v.}卡片穿孔 card punching machine 卡片穿孔机,纹板冲孔机 ...

程式设计语言"_馆档网 ... "打卡机"," card puncher" "卡片打孔"," card punching" "插卡框架"," card rack" ...