由于采用栓接连接方式，以及拉杆本身的刚度，张拉力在离张拉点较远一端衰减的很快。
Due to the form of joint and the rigidity of rod, tension descends greatly on far end.
根据径向拉杆的张拉力值选用不同的千斤顶进行张拉，保证了张拉精度，减少了施工操作的难度。
According to stretching loads, different jacks were selected to ensure stretch precision and reduce construction difficulty.
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