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在液壓(ya)系統中(zhong),常(chang)見的密封(feng)形(xing)(xing)(xing)式(shi)有擠(ji)壓(ya)型O形(xing)(xing)(xing)密封(feng)圈、Y形(xing)(xing)(xing)圈、V形(xing)(xing)(xing)圈、U形(xing)(xing)(xing)圈唇形(xing)(xing)(xing)密封(feng)。唇形(xing)(xing)(xing)密封(feng)圈主要用(yong)于(yu)往復(fu)動密封(feng),與O形(xing)(xing)(xing)圈等擠(ji)壓(ya)密封(feng)相(xiang)比(bi),往復(fu)動密封(feng)使用(yong)唇形(xing)(xing)(xing)密封(feng)圈具(ju)...