一、项修的提出我厂是由上海内迁扩建的电焊机制造厂。自六十年代初开展设备大、中修以来,基本上是按照苏联“计划预修制”中规定1:2:6:9周期结构进行大、中、小修和检修的。经过20多年的修理实践证明,由于设备开动台时的差异和原始记录的不准确,若按固定的周期结构及其规定的检修间隔期安排各类设备的修理,不但缺乏针对性,而且导致一部份设备修理不足,另一部 First, Xiangxiu proposed I plant is moved from Shanghai to expand the welding machine manufacturing plant. Since the large-scale and intermediate-scale repair of equipment in the early 1960s, basically, large, medium, minor and overhauls have been carried out according to the 1: 2: 6: 9 periodic structure stipulated in the Soviet Union’s “Pre-preparation Plan”. After more than 20 years of practice, it has been proved that due to the difference between the time when the equipment is started and the inaccurateness of the original record, if the equipment is repaired according to a fixed periodic structure and its scheduled maintenance interval, not only is it lack of pertinence, Some equipment repair insufficient, another