在螺旋桨式风机的静压曲线中存在着不稳定区域或断点。
There is always an unstable region or break in the static pressure curve of a propeller fan.
得到如下一些重要结论：1。不稳定区域密度波振荡为有限的持续振荡。
The following conclusions are obtained: 1. the density wave in an unstable area develops a finite continuous oscillation.
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.
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.
锋面南方存在深厚的位势不稳定区域，一旦有抬升运动产生，便很容易激发出强烈的对流运动，从而产生强降水。
A deep area of potential instability existing on the south of front, intense convective motion and heavy rainfall will be aroused in the case of uplift.
利物浦与区域最大开发商皮尔控股之间关系不稳定，但该城更美好的未来还要依靠这层关系。
The rosier view of Liverpool’s future depends in part on the city’s uneasy relationship with the region’s biggest developer, Peel Holdings.
利物浦与区域最大开发商皮尔控股之间关系不稳定，但该城更美好的未来还要依靠这层关系。
The rosier view of Liverpool's future depends in part on the city's uneasy relationship with the region's biggest developer, Peel Holdings.
类似地，任何覆盖不稳定的代码区域的测试可能需要每天都重新运行。
Similarly, any tests that cover volatile areas of the code may need to be rerun on a daily basis.
第三，他必须与伊朗进行和解，一方面承认其区域性强国的地位，一方面劝其放弃造成不稳定因素的核武器研究。
Third, he must reach an accommodation with Iran that acknowledges its place as a regional power while dissuading it from getting a destabilising nuclear weapon.
因气候变化，我们在粮食生产上面临的不稳定日益增强。加强区域存储体系刻不容缓。
As we face growing instability in production due to climate change, it is urgent to strengthen systems of storage at the regional level.
临界区是指在此区域内异步或未处理异常的影响可能不仅局域于当前任务，而且还可能造成整个AppDomain不稳定。
A critical region is one where the effects of an asynchronous or unhandled exception might not be limited to the current task, but rather might destabilize the entire AppDomain.
部分大脑区域会因睡眠剥带来不稳定、不可靠的反应。
Certain parts of the brain have unstable and unreliable responses with sleep deprivation.
当然，我可能也需要用到一些支持工具；用调整和变化来支持受过伤或不稳定的区域。
Of course, we may also need to use props; allowing for modifications and variations to support damaged or destabilized areas.
目前，我们无法将全球哪些区域定义为“不稳定”。
There isn't a fixed lump of "instability" to be distributed around the globe.
仿真结果表明：新型观测器克服了传统方法存在的区域不稳定的缺点，能够在全速范围内准确辨识转速。
Simulation results show that new observer overcomes the disadvantage of the existence of the unstable regions and can identify speed accurately in full speed region.
结果表明：在激波诱导的高超音速湍流分离流中，激波结构是不稳定的，产生一个间歇区域。
The results show that the shock wave structure is unsteady in shock induced hypersonic turbulent separated flows, generating an intermittent region.
本文讨论了外面具有真空区域的反场收缩位形的撕裂模不稳定性。
Tearing mode instabilities have been discussed for a reversed field pinch configuration of Bessel function model surrounded by a vacuum region.
不稳定性区域的位置取决于燃烧室几何特性和稳定燃烧特性。
The location of the instability zones is dictated by the combustor geometry and the steady-state combustion characteristics.
这类流动不仅具有复杂的流动分离结构，而且常常不稳定，也是噪声发生的主要区域。
This type of flow has not only complex flow separation, but the character of unsteady bringing noise.
阀座区域内的污垢通常会导致不稳定的运行。
传统采用极点配置方法的自适应观测器存在区域不稳定的问题，针对此缺陷提出了一种基于线性矩阵不等式的新型观测器。
Traditional observer that using the pole - placement technique exist the problem of unstable regions, a new observer based on linear matrix inequalities is proposed for this problem.
不稳定性区域的位置取决于燃烧室几何特性和稳定燃烧特性。
The location of the instability zones is dictated by the combustor geometry and the steady - state combustion characteristics.
结果表明，各测线区域均不稳定，9测线区域最不稳定，这和地表变形情况完全吻合。
The results, which are very close to the ground deformation, show that each area of the survey line is in an unstable state, and the most unstable area is survey line 9.
城市近郊呈动态化的过程，是一个极不稳定的区域，其变化受城市化进程的影响。
Suburbs, which is impacted by urbanization , shows a process of dynamic change as an extremely instable region.
从自然的角度来讲，区域地质地貌、气候和水文等的异常变化是生态系统不稳定性和退化的自然成因。
The natural inducing factors refer the exceptional changes of regional geology and terrain, climate and hydrology situation;
除了不稳定流动区域，计算结果与流场显示结果符合良好。
The results are in good agreement with those of the water tunnel flow visualization results, except the periodic and unstable flow.
除了不稳定流动区域，计算结果与流场显示结果符合良好。
The results are in good agreement with those of the water tunnel flow visualization results, except the periodic and unstable flow.
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