在色星等图上，处于造父不稳定带的左外侧而温度较高，故简称热造父变星。
On the colour-magnitude diagram they are situated near and more left than the hotter edge of the Cepheid instability stripe, so their temperature is higher than other types of pulsating variables.
印尼即坐落在极不稳定的“火山带”上。这条火山带呈弧形，围绕着太平洋周边地区，充满了地质不稳定。
Indonesia sits on the volatile "Ring of Fire," an arc of seismic instability around the Pacific rim.
现在正要进入一阵不稳定的气流，请系上安全带。
We are now passing through some turbulence. Please fasten your seat belts.
天气情况不稳定，请系好您的安全带。
The air conditions are uncertain, please fasten your seat belts.
井眼基本破坏形式是由于不稳定性造成的井眼岩石崩落坍塌和剪切带。
The basic failure mode of borehole is borehole avalanche and shear zone caused by bore instability.
对三峡水库库岸带各种堆积物的不稳定性及其危害方式和程度进行了评价，并对这些地段的开发利用提出了建议。
Therefore, the authors evaluated the bank sediments stability and degree of hazards in the reservoir area, and some suggestions were put forward on the future development of the area.
引入冗余照明的概念，以实现波带板的空间相干照明以及降低束线对光源不稳定性及元件振动的要求。
The concept of redundant illumination is introduced to ensure the coherent illumination of zone plate and reduce the effect of source instability and element vibration.
各位旅客请注意，我们正遇到不稳定的气流，飞机有些颠簸，请您回到座位上并系好安全带。
Ladies and gentlemen, we are now encountering some turbulence. Please return to your seats and fasten your seat belt.
分析发现，铸嘴尺寸和结构不合理，前箱液面高度不稳定，带坯上下板面凝固结晶差异等是形成带坯上表面夹渣的主要原因。
The main factors of slag is related to size and irrational structure of nozzle, unstable liquid height of tundish and crystalline differences between surfaces of cast-rolling strip.
目的：探讨扩髓带锁髓内钉治疗胫骨不稳定性骨折的治疗效果。
Objective To discuss the effect of reamed interlocking intramedullary nailing in the treatment of unstable tibial fracture.
目的：通过总结克氏针钢丝单张力带内固定治疗四肢不稳定性骨折的手术方法与疗效，探讨四肢不稳定性骨折的有效治疗措施。
Objective:To Study the effect of internal fixation with single tension band of Kirschner′s pins and steel wire in treatment of unstable fracture of limbs.
从理论及实验两方面，研究了带外挂后掠机翼的极限环颤振分叉现象，得到了稳定、半稳定及不稳定极限环。
Both theoretical and experimental analyses are performed to investigate the limit cycle flutter bifurcation of a sweepback wing with an external store in the tip of the wing.
此外，发现开度较小时尾水管内存在明显的涡带和回流涡结构，容易导致机组运行的不稳定；
Besides, a notable vortex rope and a reverse flow structure exist in the draft tube in smaller wicket gate openings, which can easily lead to the instability in operation of the pump-turbine.
此外，发现开度较小时尾水管内存在明显的涡带和回流涡结构，容易导致机组运行的不稳定；
Besides, a notable vortex rope and a reverse flow structure exist in the draft tube in smaller wicket gate openings, which can easily lead to the instability in operation of the pump-turbine.
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