The inner cup also has a radially extending flange that engages a radial portion of the elastomeric seal body.
内杯也有凸缘的径向延长从事的弹性体密封径向部分。
A flexible, usually elastomeric sealing element and housing used to seal an irregular surface such as a wireline.
一种能变形的、通常是弹性的密封部件和外壳，用于密封不规则的表面，如电缆等。
Corrosion products formed by these reactions can prevent normal valve operation and can become embedded in the elastomeric stem tip, preventing the valve from making a complete seal.
这些反应产生的腐蚀产物会阻止正常的阀门运转，深入到人造橡胶阀杆顶端，造成阀门不能完全密封。
Corrosion products formed by these reactions can prevent normal valve operation and can become embedded in the elastomeric stem tip, preventing the valve from making a complete seal.
这些反应产生的腐蚀产物会阻止正常的阀门运转，深入到人造橡胶阀杆顶端，造成阀门不能完全密封。
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