在“工业学大庆”的群众运动中,我厂焊接工人遵循毛主席“要采用先进技术,必须发挥我国人民的聪明才智,大搞科学实验”的教导,对拖拉机的配套农具——水田耙的耙组焊接进行了重大革新。以往,我厂在生产水田耙的耙组时,是将五到十张的耙刀片装配在外径为φ89毫米的钢 In the mass movement of “Daqing in Industry”, our factory welding workers followed the teachings of Chairman Mao on the principle of “using advanced technology, making full use of the intelligence and wisdom of our people and making scientific experiments.” Rake welding has undergone major innovations. In the past, I plant in the production of paddles rake group, it is to five to ten pieces of rake blades assembled in the outer diameter of φ89 mm steel