花灯集英语字典

backing ring

B 开头单词

常见例句

    双语例句

  • D ring is not a necessary backing part which has biological activity in these compounds.
    环不是该类化合物具有生物活性的必需骨架部分。
  • The "AP" Bearing also contains a spacer, seal, seal wear rings, axle end cap, cap screws, locking plate and backing ring.
    AP 轴承还集成了隔圈、密封、密封耐磨环、轴端盖、端盖螺钉、锁定板以及后挡环等部件。
    • 返回 backing ring