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

• These instabilities manifest themselves in irregular combustion and in pressure oscillations.
  这种不稳定现象证明其本身存在不规则燃烧和压力振荡。
• It was observed in machine study that, Landau damping caused by the octupole field can suppress the beam collective instabilities.
  在机器研究过程中观察到束流集体不稳定性可以被八极磁场产生的朗道阻尼很好地抑制。
• 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。
• 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。
• Helmholtz resonators and quarter wave resonators are studied as the high frequency combustion instabilities suppression devices in liquid rocket engines.
  本文针对抑制液体火箭发动机不稳定燃烧的声学装置&赫姆霍兹声腔和四分之一波长管声腔进行了研究。
• Thus increase the danger of happening rock burst or other rock instabilities.
  从而增加出现岩爆或其他岩体失稳的危险。
• 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。
• 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
• It is a significant subject to reduce low-frequency instabilities in the design of millimeter-wave oscillators.
  降低低频不稳是毫米波振荡器设计中一个重要问题。
• 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。