This method takes fully into account the characteristics of supports and loads, deals especially with the nonlinearity of oil film force of guide bearing caused by vertical arrangement of spindle.
该方法充分考虑了主轴支承边界条件和有关载荷方面的特点，特别是考虑了由于主轴的垂直安装引起的油膜力的非线性。
The results show that because of the effect of account of vertical fluctuating velocity, the trajectories of sand grain involving the effect are differ obviously from that not involving the effect.
结果表明，由于沙粒垂向脉动速度的影响，沙粒的轨迹与不考虑其垂向脉动速度的情形存在明显不同。
Taking into account the rotating effect of the drillstring, this paper presents a bifurcating differential equation for the rotating slender drillstring being in tension in vertical well section.
考虑到垂直井中钻柱受拉段在旋转时的转动效应，建立了顶部悬挂、受分布浮重作用的旋转细长钻柱的分岔微分方程。
应用推荐