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分析了刮油环失效的原因,采取了改变刮油环开口形式、缩短弹簧、改变刮油环内径及用四氟材料代替黄铜的几项措施,解决了刮油环泄漏问题。
The reasons for the failure of the scraper ring were analyzed. Several measures were taken to change the scraper ring opening, shorten the spring, change the inner diameter of the scraper ring and replace the brass with PTFE.