1. 滚枕：滚枕 (cylinder bearer)是滚筒两端的凸起钢环,用以确定滚筒间隙. 是调节滚筒中心距和确定包衬厚度的依据.
1. Packing gauge: A measuring instrument which is used to determine the space between plate, or blanket, and the cylinder bearer s and thus, the amount of packing needed.
衬垫厚度计：测量仪器。用来测量印版，胶布和圆筒肩铁间的空位，因此而决定衬垫所需的厚度。
2. Plate cylinder and blanket cylinder go through with bearer, running stably, ensuringqualified pringting image.
版滚筒与橡皮滚筒走肩铁运转平稳，确保印品质量。
3. Plate cylinder blanket cylinder go through with bearer, running stably, ensuringqualified pringting image.
版滚筒与橡皮滚筒走肩铁运转平稳，确保印品质量。
4. On rotary printing presses, metal rims beside the gears on which the printing cylinder rides. The bearer s make rolling contact for proper meshing of the driving gears when pressure was applied.
2是轮转式印刷机上各圆筒两旁的金属边，在带动齿轮旁边，当圆筒加压转动时，它们互相接触，以确保带动轮的啮合。