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1·Results of calculated skin friction and displacement thickness are given.

还给出了表面摩擦力系数和边界层位移厚度的计算结果。

2·Then, the effect of pile head vertical load value on negative skin friction is analyzed.

对桩顶荷载大小的影响进行了研究。

3·Property of slurry has direct impact on the bearing capacity and skin friction of bored piles.

泥浆性能直接影响钻孔桩的承载力和桩侧摩阻力。

4·The characteristics of negative skin friction (NSF) with working load on pile top were analyzed.

分析了在桩顶荷载作用下的负摩阻力特性。

5·The bearing capacity of vertical compressive piles consists of skin friction and tip resistance.

竖向抗压单桩承载力包括桩侧阻和桩端阻。

6·Various active control strategies had been used to reduce skin friction, which achieved different results.

人们曾尝试利用多种主动控制方法减少壁面阻力，获得了不同的减阻效果。

7·The calculated results show that microbubbles may reduce skin friction markedly. Finally the factors influencing…

最后对影响减阻效果的因素进行了分析，并指出了今后的研究方向。

8·Distribution curves of negative skin friction were similar to parabola, as was also found in some field test studies.

负摩阻力分布曲线大致呈抛物线型，与桩基现场浸水试验结果相似。

9·The test of negative skin friction along the single pile is studied, which is modeled after piles of Zhanjiang harbor.

结合湛江港某码头基桩工程，对桩的负摩擦力进行试验研究。

10·According to in-situ test data, the variation is analysed of pile skin friction and toe resistance with piling up weights.

根据实测资料，分析了桩侧摩阻力和端承力随上部堆载的变化关系，并由此研究了大型堆载条件下的桩土性状。