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我厂的C620普通车床,床头箱底部的离合器操作杆立轴原来无密封装置(见图),主要靠孔的台阶高于油位面来防止油的泄漏。但
I plant C620 ordinary lathe, bedside box at the bottom of the clutch lever vertical shaft original seal-free (see Figure), mainly by the hole level above the oil level to prevent oil leakage. but