| 释义 |
〔bead〕A projecting rim or lip, as on a pneumatic tire.轮胎卷边：突出的外围或边缘，如充气轮胎的边缘突起〔Firestone〕American industrialist who organized the Firestone Tire and Rubber Company (1900) and first manufactured the balloon tire.费尔斯通，哈维·塞缪尔：(1868-1938) 美国工业家，建立了费尔斯通轮胎和橡胶公司（1900年），首制充气轮胎〔shoe〕The casing of a pneumatic tire.外胎：充气轮胎的外罩〔cap〕A tread for a worn pneumatic tire.修过的轮胎底：加在已磨损的充气轮胎上的一层新橡胶 |