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- counter flow range wind tunnel 逆流靶风洞
- It is not correct to think of the wind tunnel having uniform flow. 设想风洞具有均匀的气流是不正确的。
- Flow characteristic of supersonic bi-cone inlet of ramjet assisted range projectiles is studied, and reasonable flow structures are also achieved through the wind tunnel experiment. 摘要对某冲压增程弹用超声速双锥进气道流场特性进行研究，在风洞试验中得到合理的流场结构图谱及试验数据。
- Flow range up to 100,000 GPD per unit. 每组设备的水流量范围高达100，000加仑。
- The planes survived the wind tunnel test intact. 这些纸飞机在测试风道中丝毫未损。
- The damping derivatives can only be determined experimentally in the wind tunnel or ballistic range. 阻尼导数只能用风洞或弹道试验来确定。
- A flow passage in a wind tunnel that decelerates a stream of gas or liquid from a high to a low velocity. 扩散道风洞中的气流变迁，将会调整度的气体或液体流降到低速
- An experimental investigation was conducted in FL-21 wind tunnel to study cavity flow characteristics. 在FL-21跨、超声速风洞中对空腔流场特性进行了较为深入的实验研究。
- Wind tunnel can provide a well controlled environment in which drift measurements could be made over a range of wind speeds and spraying conditions. 风洞试验能够有效地控制喷雾条件，从而可对环境因素和使用参数对飘移性的影响进行更为系统的研究。
- Setting very low speeds in a wind tunnel is always a vexatious problem. 在风洞中调出低风速来始终是一个麻烦问题。
- Based on the structure features of transverse and counter flow type cooling towers,revamping for cooling tower through structure optimization was explored. 从横流式和逆流式冷却塔的结构特点出发,探讨以结构优化方式改造冷却塔的途径。
- After the study, further recongniztion are done to flow characteristics of high enthalpy free piston shock wave wind tunnel. 通过该研究工作,对高焓自由活塞激波风洞的流动特性有进一步的认识。
- The temperature distributions of the flow field measured by two-platinum lawrencium thermocouple certify that the heating scheme by counter flow mixi... 用热电偶测量混合前后的流场温度分布的初步结果表明,反向射流混合方案基本可行。
- Detailed flow field measurements were conducted in a low speed wind tunnel for both original and modified LGV's which are used in turbofan engines. 采用实验方法对某型弹用涡扇发动机涡轮低压导向器原型和改型进行了详细的低速风洞实验。
- The flow field visualization of a straight HP trubine cascade is conducted in alarge-scale low-speed open-loop cascade heat transfer wind tunnel. 在大尺寸低速叶栅传热风洞中对一种高压涡轮导向叶栅的流场进行了流动显示实验研究。
- Convert the F.S. (full scale) listed in the table according to the rated flow range. 根据额定流量范围转换表中列出的F.;S
- The antisurge valves should be closed in the specified flow range referring to normal head. 当流量位于根据正常压头确定的（喘震）流量范围内时，应关闭防喘震阀。
- It should be noted that a balance is not always required in a wind tunnel. 应该指出，天平对风洞来说并非是绝对必须的。
- The aerodynamics characteristics of this airfoil is studied in wind tunnel. 进行了翼型的低速气动力性能研究，为附面层特性研究提供了方向。 结果表明，该翼型具有较好的升阻和俯仰特性，但失速特性差。
- This paper presents a ternary gas distributor of wide flow range and high automation.The practical use shows a good result. 介绍了一种流量范围宽、自动化程度高的三元配气装置,经实际使用,效果良好。
