我厂产品,以目前及过去情况来说,绝大部分为仿制苏联机床,其图纸有翻译的或测绘的。由于在沉孔上未能及时予以规格化,故尺寸很杂,同一种用途,也有数种不同尺寸,尤其是所设计之沉孔钻为整体的,钻头(D)与导柱(d)之尺寸,也只限于一种,若此两种尺寸略有变更,则需另行制造,因此规格 The products of our factory, to the current and past circumstances, are mostly imitation Soviet machine tools, and their drawings are translated or mapped. Due to the failure to regularize the counterbore in time, the size is very complicated. For the same purpose, there are several different sizes, especially the counterbore drills designed as a whole. The drills (D) and Size, but also limited to one, if the two sizes slightly changed, they need to be manufactured separately, so the specifications