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在液(ye)壓系統中(zhong),常見的密封(feng)形(xing)式有擠(ji)壓型O形(xing)密封(feng)圈(quan)、Y形(xing)圈(quan)、V形(xing)圈(quan)、U形(xing)圈(quan)唇(chun)形(xing)密封(feng)。唇(chun)形(xing)密封(feng)圈(quan)主(zhu)要用(yong)于往(wang)復動密封(feng),與O形(xing)圈(quan)等擠(ji)壓密封(feng)相比,往(wang)復動密封(feng)使用(yong)唇(chun)形(xing)密封(feng)圈(quan)具...