农业机械标准化工作,作为一项统一规划,协调发展的行业工作已经有25年了。下面仅就近期工作,特别是1987年以来改革变化较大的内容简要介绍如下(不包括内燃机、拖拉机和草原牧机的内容)。一、关于技术归口单位的工作职责 As a unified plan for the standardization of agricultural machinery, the industry has been coordinating development work for 25 years. The following is a brief introduction to the recent work, especially the major changes in the reforms since 1987 (excluding the contents of internal combustion engines, tractors, and grassland husbandry machines). I. Work Responsibilities of Technical Focal Points