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液压支柱缸筒冷拔加工内外径变化规律及尺寸精度控制。分析了冷拔缸筒常见缺陷产生原因与消除方法。
Internal and External Diameter Variation and Dimensional Precision Control of Hydraulic Pillar Cylinder. The causes of common defects of cold drawn cylinder and the elimination methods are analyzed.