V-belt automatic stepless gear system is widely used for motor scooters. Stepless speed change varies with different types of V-belt automatic stepless systems.

摩托车V带自动无级变速系统广泛用于坐式摩托车上，不同形式的V带自动无级变速系统实现自动无级变速的具体结构型式是不同的。

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Experiments have demonstrated the rationality and correctness of the hydraulic automatic control technique applied to travel system and belt automatic tensioning device.

试验证明了该行走系统及皮带自动张紧装置中运用的液压自动控制技术的合理性及正确性。

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For the change filter system of the flat film stretching line, we apply advanced automatic belt change filter.

为改变过滤系统的延伸线平片，我们运用先进的自动带改变过滤器。

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He knelt by the stream and, pushing his automatic pistol around on his belt to the small of his back so that it would not be wet, he lowered himself with a hand on each of two boulders and drank from the stream.

NPR: Robert Jordan, Hemingway's Bipartisan Hero