介绍三压导纸辊轴装式齿轮减速机直联传动的缺点，并将其改装为三角皮带传动的措施。
The V-belt drive took place of the direct connect drive was the main modification measure.
横标针：单张纸印刷机上，使纸张作横向位置对齐的导规。
Side lay: the guide on a sheet-fed press which positions the sheet sideways.
横标针：单张纸印刷机上，使纸张作横向位置对齐的导规。
Side lay: the guide on a sheet-fed press which positions the sheet sideways.
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