Although he cannot move his extra legs, he does have feeling in them and carrying the weight on his back is damaging his posture and ability to walk.

虽然他多余的两条腿上涨够行走，但预知他确确实实能够感觉得到，后背上的重量预知了他的姿势和行走的能力。

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Translational spline shaft is an aircraft part which is required to have light weight and great load-carrying ability.

移动花键轴是一种要求重量轻、承载能力大的航空零件。

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The utility model has the advantages of high strength, light weight, good windproof ability, composite type mounting, dismantlement availability, easy assembly, and convenient carrying.

具有强度高、重量轻、防风能力 强的效果，组合式安装，可拆卸，安装简单、携带方便。

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