The experiment was investigated on the exit flow fields of compressor cascades with normal straight, positive leaned, positive curved, negative curved, and S type curved blades with tailboard at zero incidence.
进行了带尾板的由常规直叶片、正倾斜叶片、正弯曲叶片、反弯曲叶片、S形叶片组成的 5种矩型压气机叶栅在低速风洞上的实验研究 ,测量了叶栅出口流场 ,分析了零冲角下不同叶片弯曲形式对叶栅出口总压损失分布情况和主流速度的影响 。
The influence of tailboard on the exit flow fields of compressor cascades with normal straight, positive and negative curved blades were investigated at zero incidence.
进行了带尾板的常规直叶片、正弯曲叶片、反弯曲叶片组成的三种矩型压气机叶栅在低速风洞上的实验研究，测量了叶栅出口流场，分析了零冲角下尾板对叶栅出口能量损失分布情况和二次流速度矢量的影响。
The cascade exit flow field, the static pressure on blade surfaces and endwalls were surveyed at five incidences, and the flow visualization was carried out at zero incidence.
本文在0”、土5”和土10“冲角下，对叶片堆送线如图1所示的反弯曲叶片组成的扩压叶栅的出口流场、叶片表面和叶栅端壁静压进行了详细的实验研究，并在零冲角下完成了叶片表面和叶栅端壁的流场显示。
Measurements were taken of the cascade outlet flow field.
通过由常规直叶片、正弯曲叶片、反弯曲叶片组成的三种矩型扩压叶栅在低速风洞上的实验研究 ,测量了叶栅出口流场 ,研究了零冲角下常规直叶栅、正弯曲叶栅、反弯曲叶栅对出口总压损失分布情况和二次流速度矢量场的影响 ,讨论了叶片弯曲对扩压叶栅出口流场的改善作
In orde to reveal the changing regulation of the fan characteristics under the different operating conditions, the developing laws are analyzed on the structure of volute tongue and outlet flow field It is concluded that the "throat" extruding phenomenon during the small flowrate operation the moving whirlpools at outlet field and back flowing phenomenon at volute tongue duri.
通过对离心通风机的变工况定常流动数值模拟,主要研究了蜗壳舌部及出口流场结构的演变规律,并分析了不同工况下所对应的风机特性变化实质,指出就蜗壳而言,其小流量工况时的"喉部"挤压现象、大流量时的出口流动漩涡及蜗舌回流现象,是影响风机整体特性及运行工况范围的主要因素之一;改善蜗舌及出口几何结构,可以有效提高风机的压头及运行效率。
The study found that the export of Chinese wood forest products increased rapidly,facing security issues of resources protection; export market is too concentrated,facing question of an increase in export trade fiction.
通过出口市场的贸易潜力测算,提出金融危机下出口市场布局优化的建议。
exit flow field
出口流场-流体力学
The Measurement of Flow Fields at the Exit of an Axial Flow Pump Impeller by 3D-PIV;
轴流泵叶轮出口流场的3D-PIV测量
Effects of air injection on outlet flow field of compressor cascade
孔隙射流结构对扩压叶栅出口流场特性的影响
Characterization of Flow Field in the Exit of Pulse Jet Nozzle for High-temperature Filtrating
高温过滤器用脉冲反吹喷嘴出口流场特性分析
Air Flow Field Numberial Simulation of Spunbonded Wide Slot Drawing Jet Under Exit
纺粘法宽狭缝牵伸下出口气流流场的数值模拟
NUMERICAL SIMULATION ON FLOW FIELD IN ROTATING-STREAM TRAY SEPARATOR UNDER DIFFERENT EXIT STRUCTURE
不同出口结构旋流板分离器内流场的数值模拟
Research on Flow Field around Car with Different Air Inlet and Outlet
不同进出风口方式下汽车流场模拟研究
EFFECT OF EXIT CONDITIONS ON THE SELF-PRESERVATION STATES OF ROUND JETS
出口条件对圆形湍流射流远场区自保持性的影响
Experimental Research on the Outlet Characteristics of Flow Field and Energy Consumption of the Local Generator;
局部起旋器出口断面流场特性及其能耗的试验研究
Simulation and Optimization of the Wind Field of the Separation Exit of Alfalfa Rotary Drum Dryer
苜蓿转筒干燥时茎叶分离出口气流场模拟与优化
Study of Internal Compression Flowfield for Improving the Outflow Uniformity of Internal Waverider Inlet
改善内乘波式进气道出口均匀性的内收缩基本流场研究
suffer losses in the export market
在出口市场中亏损.
There be considerable scope for expansion Into the export market .
很有可能扩展出口市场。
Export Market Entry Guarantee Scheme (MEGS)
出口市场开发保险制
To flow or leak out slowly, as through small openings.
渗出从小的出口处慢慢流出或溢出
China Carpet Fair has become an important window on business talks and business transactions for export of Chinese carpets and exchange of market information
中国地毯交易会现已成为地毯洽谈成交出口和市场信息交流的重要窗口。
expiratory port of circle absorption system
环流吸收系统的呼出口
The wound opened under the strain and blood oozed out.
伤口崩开了,血流了出来。