我国机械工业在党和毛主席英明领导下,在三面红旗光学照耀下,得到迅速发展.如众所周知,齿轮传动在机械工业中被广泛应用,标准齿轮在许多技术条件下,对满足当前机械工业发展的要求,为发掘渐开线齿轮的潜力,采用变位齿轮,弥补标准齿轮的缺陷,适应生产的要求,是很有意义的,应予推 Under the bright red light of three red flags, the machinery industry in our country under the wise leadership of the party and Chairman Mao has been rapidly developed .As we all know, gear transmission is widely used in the machinery industry. Under many technical conditions, the standard gear meets the requirements of the current development of the machinery industry Requirements, to explore the potential of involute gear, the use of variable gear to make up for the shortcomings of the standard gear to meet production requirements, it is significant, should be pushed