instabilities

英 [ˌɪnstəˈbɪlɪtiz]

美 [ˌɪnstəˈbɪlɪtiz]

n.  不稳定; 不稳固; (精神的)不稳定状态，变化无常
instability的复数

柯林斯词典

• N-UNCOUNT 不稳定(性);不稳固(性)
  Instabilityis the quality of being unstable.
  1. ...unpopular policies, which resulted in social discontent and political instability.
     导致社会不满与政治不稳定的不得人心的政策
  2. ...Caligula's inherent mental instability...
     卡里古拉先天性的精神不稳定
  3. The length of the fuselage was increased due to a degree of directional instability.
     由于存在某种程度的航向不稳定性,机身被加长了。

双语例句

• Experimental Study on Two-Phase Flow Instabilities in Parallel Vertical Internally Ribbed Tubes at Low Mass Flux
  低质量流速垂直并联内螺纹管中两相流不稳定性试验研究
• Based on the classification of the electromagnetic actuated micro-devices, the instabilities of different kinds of electromagnetic micro-devices were analyzed under MMF-controlled models.
  在对电磁驱动微器件进行分类的基础上，详细分析了磁动势控制模型中不同类型电磁微器件的失稳特性。
• With a little help from the regulators, the big banks can now declare themselves duly stress-tested, but the systemic instabilities remain.
  凭借监管部门的一点帮助，大银行如今可以宣称自己适时地通过了压力测试，但系统依然不稳定。
• This requires complex and expensive designs, and the combustion process often excites instabilities that damage the system.
  这就需要复杂而昂贵的设计工艺，并且燃烧过程还经常会加剧装置的不稳定性，进而损坏整个系统。但是佐治亚理工学院的设计就简单多了。
• A description of plasma instabilities in a systematic way is nontrivial.
  用系统的方法讲述等离子体不稳定性并不是容易的。
• High frequency instabilities result in grossly increased convective heat transfer coefficients in the chamber walls.
  高频不稳定性使室壁对流传热系数大大增加。
• Wall turbulence instabilities and coherent structures in the rotating turbulent flows part ⅱ: numerical model
  旋转扰动流体中壁面湍流不稳定及其拟序结构研究Ⅱ：数值模式
• Dynamic study on sideband instability in a planar free electron laser has been conducted, and the method dealing with sideband instabilities in planar and free electron lasers are presented.
  本文对平面形自由电子激光器中的边带不稳定性进行了动力学研究。
• The presented criteria utilize the dynamic negative incremental impedance of the CPL to place design constraints on the filter parameters and thus prevent instabilities.
  该判据是在考虑恒功率负载负阻抗大小的基础上，给出了滤波器元件参数的约束条件。
• The speech suggested that African leaders must cease blaming outsiders for the region's political instabilities and lagging economic development.
  他在讲话中指出，非洲领导人必须停止将本地区的政治不稳定和经济发展落后的问题归咎于外界。