研究了横摇和垂荡非线性耦合情况下的动力不稳定区问题。
Study on the instability regions of ship rolling with nonlinear coupling of heave and roll was presented.
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.
当钻井作业参数落在动力不稳定区时，钻柱将发生破坏性振动。
When the well drilling parameters appears in the dynamically unstable zones, the destructive vibrations would take place.
本文首次给出关于可倾瓦轴承动力不稳定性的理论与实验联立结果。
Both theoretical and experimental results about the dynamic instability of oil film in tilting pad bearing are presented in this paper.
结果表明，荷载偏心增大了支臂的动力不稳定区域，不利于支臂的动力稳定。
Based on the analyzing results, the eccentric loading increased the dynamic-instability district of the arm and would be adverse to its dynamic-stability.
高空急流提供动力不稳定条件，低空急流是暴雪区水汽的提供者和对流不稳定能量释放的触发者；
The upper-level jet created the dynamic instability condition and the low-level jet played the vapour provider of the snowstorm and the trigger of convective instability energy release.
文中还讨论了裂纹深度、裂纹所处的位置对系统动力不稳定区域的影响，且与有关文献的结果作出了比较。
The effects of crack depth, crack location on dynamic unstable regions of the system are discussed and compared with previous data.
因为他们觉得劳动力成本花费太高，人力资源太贵太不稳定。
Labor just costs too much, and "human resources" are just too erratic and costly.
鸭式无尾翼布局具有高度机动性和优越的超音速性能，但亦具有先天空气动力上之不稳定性。
The tailless delta-canard configuration is inherently aerodynamically unstable, which provides a high level of agility, particularly at supersonic speeds.
这样的增长动力并不稳定。
西班牙具有欧洲最不稳定的劳动力市场。
然而，过紧的劳动力市场(我们的第三个指标)证实了有些国家已经是不稳定的增长。
However, tight Labour markets (our third indicator) confirm that several economies have been growing unsustainably fast.
在抢救血流动力学不稳定中毒患者时，可用1.5毫升/公斤（100毫静推）20％的脂肪乳剂，如没有反应可在15分钟内按同样剂量重复一次。
Utilizing 20% lipid emulsion at a dose of 1.5 mL/kg (100 mL Bolus) IV with repeat in 15 minutes in no response is being recommended in patients hemodynamic instabiity due to poisoning.
这种转移是不稳定的，回流性较强，因此，中国农村劳动力大多处于流动状态，而不是向城市较稳定的转移。
This kind of migration is unsteady and the reflux is stronger. Therefore, Chinese rural labor forces are in a floating condition instead of transferring stably toward the city.
同时还探讨了水汽条件、动力条件及不稳定条件等因子在暴雨维持中的重要作用。
Meanwhile the vapor, dynamic condition and instability energy which play an important role in the heavy rain persistence were also discussed.
因此，它无法预测出经济不稳定时容易发生的就业市场大幅波动或劳动力供给的突然变化。
Thus its forecasts don't predict the big job-market swings or sudden changes in the supply of workers that can easily happen in a volatile economy.
疼痛持续存在或反复发作、血流动力学不稳定、或动脉直径迅速增加时，提示需要血管腔内修复术或手术治疗。
Persistent or recurrent pain, hemodynamic instability, and a rapidly expanding aortic diameter have been considered indications for endovascular or surgical treatment.
目的：研究利用无创心功能监测仪辅助对血流动力学不稳定呼吸衰竭病人选择最佳呼气末正压（PEEP）。
Objective: Utilizing the noninvasive heart function monitor to choose the best positive end expiratory pressure (PEEP) for the respiratory failure patients with unstable haemodynamics.
研究直升机悬停状态时其动力学模型非最小相位且不稳定特性的设计问题。
A study on the method of design is presented for helicopter hover with nonminimumphase unstable characteristics.
动力学不稳定性模型被推广到有限几何形状的加热面，以解释微电子器件尺寸对池内沸腾换热临界热流形成机理的影响。
The hydrodynamic instability model is spread for finite geometries in order to explain effects of size of microelectronic devices on the mechanism of formation of pool boiling critical heat fluxes.
计算结果较好地反映了竖井周围岩体不稳定关键块在爆破振动作用下沿断层破坏、崩落的动力学过程。
The result of blasting simulation clearly shows the movement of the silo is due to the unsteadiness jointing rock mass under applied blasting vibration load.
本文在中尺度的动力学框架下，采用不同的中尺度模式。研究了线性和非线性中尺度对称不稳定问题。
In the mesoscale dynamic model, some problems on linear and nonlinear mesoscale Symmetric instability theory have been studied in terms of different mesoscale models.
采用非线性动力学方法对液体火箭发动机非线性高频燃烧不稳定工作过程进行了研究。
The nonlinear high frequency combustion instability process in the liquid rocket engine is simulated with the method of nonlinear dynamics.
高水平乒乓球运动员比赛时情绪不稳定会使其训练形成的动力定型发生改变，技、战术水平的发挥受到影响。
The standout paddlers are influenced by emotional instability in playing. The level of their skill and tactics are lower and their graceful movements are changed too.
文章从动力学中固液耦合振动的角度出发，研究了油管柱内流体不稳定流动引起的油管柱振动问题。
A problem about tubing string vibration caused by the fluid unsteady flow inside tubing string is studied from the Angle of solid liquid coupling vibration in dynamics.
从弹箭空间摆动和弹性振动耦合的动力学模型出发，对弹箭飞行过程中的共振不稳定性问题进行了研究。
Based on the coupled dynamic model for the spatial rotation and elastic vibration of a body, the resonance unstability of projectiles in flight is studied in the paper.
这说明，在没有水动力学不稳定发生的情况下，柔性壁会使湍流边界层中速度型的对数区上移。
The results indicate that coating a compliant wall makes the logarithmic region of a turbulent boundary layer shift upwards as unstable hydrodynamic waves are absent.
用单粒子理论分析了未被有质动力势阱捕获的电子对电磁波泵自由电子激光边带不稳定性的影响。
Influence of untrapped electrons on the sideband instability of electromagnetic Wig-gler free electron laser(EM-FEL)is analyzed in detail with single-particle theory.
用单粒子理论分析了未被有质动力势阱捕获的电子对电磁波泵自由电子激光边带不稳定性的影响。
Influence of untrapped electrons on the sideband instability of electromagnetic Wig-gler free electron laser(EM-FEL)is analyzed in detail with single-particle theory.
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