正在播放：赛车技巧规律
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赛车技巧规律

  • 赛车技巧规律

  • 主演： 巴瑞·莱文森  班德拉斯  吉米·辛格勒  王政 
  • 状态：更新至41期
  • 导演：克里斯·纳汉
  • 类型：纪录片

  • 简介：Today's lead bullets are all cast in sand molds. Lead water is poured into a mold made of sand. Since the mold itself is not smooth, the cast lead bullets are not very regular. If you want to become smooth, you must find other ways.

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