对计算结果的分析认为，超载是该车后轴壳损坏的原因。
The analysis of calculated results shows that overloading is the main reason for tho damage of rear axle, housing of the truck.
此关节采用板弹簧为柔性骨架，波壳弹性体受气压后轴向膨胀作为肌肉动力。
The joint uses the spring-beam as a flexible framework, and the expandable cylindrical bellows elastomers by air pressure are used as a muscle.
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