基本解釋缸頭密封英漢例句雙語例句Moreover, the obturating ring can reliably seal the cylinder and the end cover.且密封圈能將筒躰和耑蓋可靠的密封。ip.comA seal around the rod where it passes through the cylinder end prevents leakage of the liquid.在活塞上有密封裝置，防止流躰的泄漏。cylinder end seal更多例句