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- The wake geometry of coaxial rotor and single rotor in hover and in level flight was investigated in the course of water tunnel experiment , and the wake boundary of a coaxial rotor for different advance ratios were investigated as an emphasis . 通过对单旋翼和共轴式双旋翼在水洞中的对比实验 ,研究了在悬停和以不同速度前飞时 ,共轴式双旋翼和单旋翼尾迹形态的共性与区别 ,着重研究了在不同前进比时共轴式双旋翼尾迹边界的形态。
- The Water Tunnel Experiment Study of Developed Cascade Near Francis Runner Band Cavitation Area and Profile Improvement 混流式转轮近下环叶栅水洞实验研究
- water tunnel experiment 水洞实验
- The main contributions are as follows:1.A series of model experiment with developed super-cavitation are actualized in the water tunnel. 选题来源于国防重点基础项目研究;论文的主要工作和创新如下:1.;庄水洞中对空化器的超空泡生成与发展进行了系列模型实验。
- An experiment of the flowfield in the warship flight deck area is carried out in the water tunnel for different flow velocities and navigation direction angles. 为了满足舰载直升机的需要，南航直升机技术研究所对某舰飞行甲板区域流场进行了水洞试验。
- WANG Zhao-min, HE Yan-li.Research on wind tunnel experiment of guyed masts [J].Journal of Building Structures, 2000,6: 55 - 61. [2]王肇民;何艳丽.;桅杆结构风洞试验研究[J]
- The cavitation erosion, silt erosion and their synergism tests were performed with the aluminum and steel hydrofoil in the water tunnel separately. 本文选用铝和钢两种材料的翼型试件，在闭式循环水洞中分别进行了空蚀破坏、泥沙磨损以及空蚀磨损联合作用的实验研究。
- A series of underwater vehicle model experiments for the supercavity shape property are carried out at high speed water tunnel with ventilation method. 摘要在高速水洞中运用人工通气方法进行了航行体模型超空泡形态特性的系列实验研究。
- S.Larssen, E.M.Brevick, M.Oehme,” Emission factors of PCDD and PCDF for road vehicles obtained by a tunnel experiment,” Organohalogen Compounds , 1 , pp.453-456 (1990). 行政院环境保护署，”木栅、新店及桃南垃圾焚化炉周界空气中及植物、土壤戴奥辛含量浓度资料之建立-期末报告”，2001年一月。
- Abstract The feature of the aerodynamic interference wind tunnel experiment for submunition and the composition of the experiment devices are introduced in this paper. 摘要 介绍了子母弹气动干扰风洞实验新方案的特点及实验装置的构成。
- These conclusions can be used as the wind environment research's guiding of the bottom overhead multistory construction and can be certified by a wind tunnel experiment. 该结论可作为底层架空的多层建筑周围风环境研究的前期指导和风洞验证。
- A man struggles through the Water Tunnel as others approach from behind during the Tough Guy Challenge at South Perton Farm on February 1, 2009 in Wolverhampton, England. 一名男子斗争水隧道通过其他方式从后面在硬汉挑战南Perton农场2009年2月1日在伍尔弗汉普顿队，英格兰。
- Black Dragon Pool, rock water, Nan Tianmen, al-song, and other water tunnel and the dragon and phoenix also has its own characteristics to the ancient "Tibetan Ten Hill. 黑龙池、滴水岩、南天门、拜水洞和龙凤松等也都各具特色，古有“藏山十景”之称。
- The feature of the aerodynamic interference wind tunnel experiment for submunition and the composition of the experiment devices are introduced in this paper. 介绍了子母弹气动干扰风洞实验新方案的特点及实验装置的构成。
- Benxi water tunnel in the limestone is the Ordovician period under the EC-Hill Group and the EC in the Majiagou group, the role of a rock from development. 本溪水洞的石灰岩就是在这个时期的奥陶系下统亮山组和中统马家沟组时，经过岩化作用发育而成。
- The configuration and dimension of the kinetic energy dissipator should be selected carefully to make the water tunnel safe and reliable at different levels of diversion dischage. 为使引水隧洞在各级引水流量下能安全可靠地运行，需慎重确定洞内消能工的体形和尺寸。
- A water tunnel, of approximately 2.8 km in length and 3m in diameter, with intake at Kowloon Byewash Reservoir and outfall at Lower Shing Mun Reservoir. 约2.;8千米长和3米直径的输水隧道，入水口位于九龙副水塘，及排水口位于下城门水塘。
- This comparison shows that the former have the superiority compared to the latter in the stratosphere with lower density air.The wind tunnel experiment data of German airship "LOTTE" was used. 然后和常用的升降舵控制进行效率比较，得出了在空气密度较低的平流层采用改变重心位置比舵面控制具有优越性的结论。
- 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。
- The clear water mirrored the blue sky. 清澈的水中映出蔚蓝的天空。
