张紧装置的配重箱在皮带的张紧过程中需加填充物，直到皮带张紧。
Replenished materials should be filled into the weight box of tensioning device during belt tension until the belt is tightened.
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。
Experiments have demonstrated the rationality and correctness of the hydraulic automatic control technique applied to travel system and belt automatic tensioning device.
说明了皮带自动张紧装置的工作原理，带蓄能器的动力源能缓冲系统压力变化，从而使皮带的张紧力保持稳定。
The work principle of belt tensioning device is explained. Power source incorporating accumulator can damp pressure variation of the system, hence to keep the stable tension of the belt.
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