双点啮合单驱动BF型多柔传动装置，通过在悬挂小车内设置两个小齿轮共同来驱动一个大齿轮，使其承载能力提高一倍。
The dual-point meshing in single-drive BF flexible-transmission device will promote its bearing capacity by two small pinions which are setting in a small slung trolley to driving big one altogether.
倍舒柔发布的这则广告时长两分半，主题是父亲节。 镜头刚一切入，这些男男女女就开始讲述他们的童年。
Father's Day is the theme of the two-and-a-half minute video by Angel Soft, which features men and women speaking directly into the camera about their childhoods.
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