查询词典 instability

A series of numerical studies, such as instability problems and parameter sensitivity studies, are conducted, and some useful conclusions are drawn.

分析了棒束的稳定性问题，研究了多种参数对棒束系统稳定性的影响，所得结果与实验结果符合较好。

When patients were in the status of emotional instability, physical discomfort, obsessional thinking or action and suspicion, they were more possible to dissatisfy the plastic aesthetic surgery.

并且情绪不稳定、身体不适、有强迫思维及行为、易猜疑的受术者术后易出现不满意结果。

Considering the relation between scores of SCL 90 and of EPQ, the more instability of the emotion or the more obviousness of psychoticism, the more mental health problems exist,and the more introversi...

SCL-90与EPQ得分的相关分析表明，情绪越不稳定或精神质越明显者，倾向于出现更多的心理健康问题，性格越内向心理健康问题越突出。

OBJECTIVE: To evaluate the clinical outcomes of atlantoaxial pedicle screw system in the treatment of atlantoaxial instability from odontoid fracture.

目的：分析椎弓根钉棒系统治疗齿状突骨折引起寰枢椎不稳的临床疗效。

There were 47 cases of odontoid process fracture (38 cases with fresh fractures, 9 cases with timeworn fractures),45 cases of Hangman fracture （28 cases with fresh fractures, 17 cases with timeworn fractures）, 24 cases of torn transverse ligament of atlas, 23 cases of congenital deformity, 19 cases of unilateral fracture of vertebral arch of atlas, 17 cases of rheumatoid arthritis, 9 cases of unilateral fracture of articular process, 3 cases of Jefferson fracture with chronic instability, 4 cases of spinal tumor.

临床诊断；齿突骨折47例，其中新鲜骨折38例，陈旧性骨折9例，Hangman骨折45例，其中新鲜骨折28例，陈旧性骨折17例，寰椎横韧带断裂24例，先天畸形23例，寰椎单侧椎弓骨折19例，类风湿性关节炎17例，一侧关节凸骨折9例， Jefferson骨折并慢性不稳3例，肿瘤4例。

In chapter 5,in the framework of local theory,we investigated the effect of background population in current sheet on the lower-hybrid drift instability.

在第五章中，我们在局域理论的框架下，研究了电流片中的背景等离子体对低杂漂移不稳定性的影响，结果表明，背景等离子体抑制低杂漂移模的增长，并使其实频降低。

The stockpile of opencast coal mine is a kind of huge artificial loose dump, which has the problems of serious soil erosion and instability.

大型露天煤矿排土场是一种巨型人工松散堆积体，存在着严重的水土流失和排土场稳定问题。

Paraxial approximation absorption boundary condition based on acoustic wave equation can obtain better absorption results by increasing paraxial approximation order of Taylor series. However, this kind of operation will increase the complexity of difference computation, and result in instability of computation process.

基于声波波动方程的旁轴近似吸收边界条件可以通过提高泰勒级数展开的旁轴近似阶数获得更好的吸收效果，但这样不仅增加了差分计算的复杂性，同时还导致计算过程不稳定。

Combustion instability in liquid rocket engine is investigated with theoretical analyses, numerical simulations and experiments. Nonlinear science, such as Nonlinear Dynamics, Non- equilibrium Thermodynamics, and Wavelets, is introduced in the studies.Nonlinear oscillation equation of chamber pressure is established.

本文结合非平衡热力学、小波分析、非线性动力学等非线性学科，建立燃烧稳定性理论模型，发展两相喷雾燃烧非定常数值模拟程序，利用激光测粒系统，发动机高频热试系统等测试手段，重点围绕液体推进剂的化学动力学过程，对燃烧不稳定进行了较为系统的理论、仿真和实验研究。

In this paper,an instability problem of an unsteady oscillation flow is studied.

资助： 本文分析了一种非定常振荡的不稳定性问题。

The father that if work,mad father, love annoys, disposition is too indrawn the be short ofing that the father of Mu Ne, resign oneself to adversity causes father easily to love is broken; Communicate time effectively between father and son, Mu Zizhi to be less than a hour on average to wait a moment every week, it is the cause that causes the child to become addiction.

如工作狂的父亲、爱愤怒的父亲、性格过于内向木讷、逆来顺受的父亲都易造成父爱的缺失；父子、母子之间的有效沟通时间每周平均小于一小时等等，都是造成孩子成瘾的原因。

These are vandal proof and they come with a locking mechanism.

这是野蛮的证据，他们来到了锁机制。