苏联专家在帮助沈阳第二机床厂改进产品质量过程中,对该厂加工工艺方面提出许多宝贵建议。其中,在大件加工方面,经专家帮助修改後,产品质量提高很多。专家不仅纠正了加工原理上一些根本性问题,同时也对工序留量、行刀次数、操作顺序等的确定,都仔细地进行了研究。因限於篇幅,不 During the process of helping Shenyang No.2 Machine Tool Plant to improve product quality, Soviet experts put forward many valuable suggestions on the processing technology of the plant. Among them, in the large-scale processing, with the help of experts to amend the product quality improved a lot. Experts not only corrected some fundamental problems in the working principle, but also carefully studied the determination of the process reserve, the number of rows, the operation sequence and so on. Due to space limitations, no