计算结果显示了主向梁数目和载荷参数对动力不稳定区的影响。
The calculation results show the effect of the number of main beams and the load parameters on the dynamic instability region.
该种模型考虑了由于风速的不稳定所带来的作用在风力机叶片上分布载荷的不确定因素，并假定风力机的设计寿命为20年。
This model accounts for the uncertainty about the loads acting on the wind-turbine rotor blade by the unstable wind distribution. A 20-year design lifetime is considered.
经试验，安装该节流器的推力轴承在一定载荷范围内静态刚度接近无穷大，而且无气膜不稳定现象发生。
Results of the experiment show that hydrostatic gas-lubricated bearing with self controlled cone slot restrictor possesses of very high static stiffness and satisfactory stability in certain range.
桩的垂直载荷可能会导致不稳定的问题。
The vertical load may cause the instability problem for the pile.
桩的垂直载荷可能会导致不稳定的问题。
The vertical load may cause the instability problem for the pile.
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