针对某型核心机地面台和高空台试验中空气流量测量不一致的问题，开展了核心机进口流场的数值计算分析和试验研究。
The flow field of the core engine inlet was numerically calculated to solve the problem that the air flow measured in the air simulated test facility was inconsistent with ground test.
为了研究固体燃料冲压发动机内部套管结构调节燃料流量的特性，对某模型发动机的湍流燃烧流场进行了数值分析。
In order to study the fuel mass flow rate regulation characteristics of tube-in-hole for solid fuel ramjet, the flow field of turbulent combustion was numerically analyzed.
对一离心压缩机小流量级扩压器内部的三维粘性流场进行了数值研究。
Numerical research of the three dimensional viscous flow field in diffuser with small flow rate stage of centrifugal compressor is carried out.
针对石英砂颗粒流场进行了大量的实验，并初步得到了石英砂颗粒流场流型的在线识别以及质量流量与光束投影和之间的关系图。
Furthermore, the identify on line of flow model and relationship of quality flux and light projections have been elementarily found through plenty of experiments on quartz particles flow fields.
介绍了利用激光多普勒测速仪（LDV）测量离心泵蜗壳流道内部速度场时的速度与流量两种校核方法。
Two kinds of methods for verifying the precision of LDV when used in measuring velocity fields of the centrifugal volute are introduced.
同时，对风扇流场的压力和速度进行分析；研究了风扇流量、风扇转速、扇叶数和气动噪声相互之间的关系。
In addition, the pressure and velocity in cooling fan flow field are analyzed and the relations between flow rate, rotation speed, blade number and aerodynamic noise of cooling fan are studied.
气膜孔出流流量和出流位置对通道内流场的影响很小。
The mass flow rate and position of film outflow are less effective on the flow field in the channel.
流场分析法不仅可给出明渠的流量，还可给出明渠横断面上的流速分布。
The analysis method of flow field not only can show the discharge in open channel, but also the velocity distribution of its transverse profile.
考察了流量和进水口高度变化时的流场特征、回流区长度和达到均匀流速的长度变化情况。
The features of flow field were investigated under various flow rate Q and incoming flow height Hin. The recirculation length and the length at which the flow reaches to uniform flow were measured.
本文就清洗液阀门流道的流场计算和流量特性进行讨论。
In the text, we will take cleaning valve for instance to discuss the calculation of fluid field and characteristic of resistance.
利用基于流量的相似方法分析了井流场中的渗透情况，此方法以流量作为未知函数，不仅避开了井口奇点问题，而且还可根据实际情况方便地推导出降落漏斗的影响区域半径（影响半径R）。
Then not only the problem of queer dot at the well bore is avoided, but also the radius of influence domain (R) of the depression cone is convenient to deduce.
对于大管径气体传输来说，气体流场分布情况会影响流量测量的性能，并造成较大的测量误差。
As far as big diameter pipe gas transport is concerned, gas flow distribution will influence the flow measurement performance, and cause a large measuring error.
当采用某种固定的安装方式时，通过调整超声波流量计的安装角度可以在最大程度上降低因为流场扰动产生的误差。
When uses the way of some kind of fixed installs, it would be possible in the greatest to reduce the error that produces from the perturbation of flow field through the adjustment the angle.
PIV技术可用于瞬时体积流量的测量以及流场非稳态特性的研究。
This confirms that the PIV system can be applied to measure the instantaneous volume flow rate and investigate the unsteady characteristics.
PIV技术可用于瞬时体积流量的测量以及流场非稳态特性的研究。
This confirms that the PIV system can be applied to measure the instantaneous volume flow rate and investigate the unsteady characteristics.
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