CHANGE-IN CHANGE-OUT
问题描述：
CHANGE-IN CHANGE-OUT
PRINTING UNIT WITH A BLANKET CYLINDER MOVABLE BETWEEN CYLINDER CHANGE-IN POSITION AND CYLINDER CHANGE-OUT POSITION AND CORRESPONDING PRINTING MACHINE
CYLINDER CHANGE-IN
CYLINDER CHANGE-OUT
印刷设备中使用的词。
答
需要看上下文.估计是橡皮布滚筒“装入“和“卸下“的位置.