ring n.戒指；环；圈；拳击场；马戏场；帮派n.铃声；钟声；电话；口气v.包围；环绕；形成圈v.打电话；回响；鸣响；按铃；听上去
双语例句
The molded PTFE ring is bonded into a seat ring groove in the face for maximum service life. 这种模铸聚四氟乙烯环粘合在阀座表面的阀座环槽内，最大限度延长使用寿命。
Analysis and calculation are made on the rivet force needed by the rivet sleeves with various shape and dimensions in the circular groove riveting. 对环槽铆接中不同形状和尺寸铆套所需的铆接力进行了分析和计算，结果表明铆套的尺寸和形状对铆接力有很大影响。
