逐步反复操作

photorepeater【摄】;step-and-repeat photography【摄】

step-and-repeat system【电子】

multi-duplicating machine【印刷】;printing-down machine【印刷】;step-and-repeat machine【印刷】

step-and-repeat camera

step-and-repeat machine (repeater)

step-and-repeat【电子】

step-and-repeat camera【摄】