Practice proving, design of the scale division device is skillful, manufacturing cost is low, and the scale division accuracy is steady, which can satisfy process request;
实践证明，该分度装置设计巧妙，制造成本低，且分度精度稳定，可以满足加工要求；
Practice proving, design of the scale division device is skillful, manufacturing cost is low, and the scale division accuracy is steady, which can satisfy process request;
实践证明，该分度装置设计巧妙，制造成本低，且分度精度稳定，可以满足加工要求；
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