齿轮制造的好坏,关系著工作母机的质量与机械工业的发展。我局制造工作母机当中最严重的问题.就是齿轮的制造。开於这个问题,虽有人注意但仍不够重视,因此也没有化很多精力去研究,这个问题的解决不是一两个人能作得到的,需要各工作母机及工具厂砂轮厂共同来重神这个问题、研究 The quality of gear manufacturing is related to the quality of the workbench and the development of the machinery industry. The most serious problem in the production of workbenches in our bureau is the manufacture of gears. In this issue, although attention was paid, it was still not enough attention. Therefore, there was not a lot of energy to study. The solution to this problem was not achieved by one or two people. It was necessary to work together on the mother machine and the grinding wheel factory of the tool factory to re-emphasize this issue. ,the study