A bistable composite capable of altering its aerodynamic profile rapidly when wind and current conditions changed would help to remove unwanted stresses in the blades.
双稳态复合材料能在风力及水流状态变化时迅速改变空气动力形态,帮助去除涡轮叶片上多余的压力。
Aeolus will study the wind; Earthcare will profile normal weather clouds.
Aeolus将用于风力研究;而Earthcare将绘制正常天气云图。
The converted commercial airliner is equipped with an instrument that can measure a hurricane’s wind profile from ground to the aircraft’s height.
这架被改装过的商业客机上装配了可以用来测量飓风风剖线(wind profile)的仪器,不管是在地面还是在飞行高度上,仪器都能发挥作用。
Mean velocity profile, turbulence intensity profile, integral scale and wind spectra are the most fundamental characteristics that describe the atmospheric turbulent boundary layer flow.
平均速度剖面,湍流度剖面,积分尺度和风谱是反映大气湍流边界层流动的四个最基本的因素。
In the modern wireless communication system, more and more low-profile antennas appear due to their characteristics, such as lower profile, less wind resistance and easier to conform with carriers.
低剖面天线以其轮廓低、风阻小、易于实现与载体共形等特点在现代无线通信技术中得到越来越多的应用。
The variation of wind profile structure in Naqu area with the process of rainy season is analyzed by using the wind profiler data and statistic method.
本文利用此次探测资料,通过统计分析和典型个例分析相结合的方法,研究了雨季到来前后那曲地区大气边界层的风廓线结构特征。
The results show that wind and the sound speed profile have little influence on air-to-water sound transmission.
结果表明:空气中风速剖面和声速剖面对空气中声传播有很大影响,但对于透射进入水中的声波影响很小。
A method and steps of calculating storm relative helicity (SRH) according to the Doppler radar vertical wind profile (VWP) products are discussed firstly in this paper.
本文首先探讨了由多普勒天气雷达提供的垂直风廓线产品(VWP)计算风暴相对螺旋度(SRH)的方法和步骤。
Wind measurement data processing system is to tie in with the wind profile equipment in the aviation meteorological services and applications.
测风数据处理系统是为配合风廓线设备在民航气象部门的应用而研制的系统。
Supply of shell material, change of tidal flat's profile, storm, wind and the shift of Yellow River's route are the main factors affecting the development of shell ridge.
贝壳物质供应、岸线及潮滩剖面变化、风暴潮作用、风的作用及黄河改道的影响,是制约贝壳滩脊发育的主要因素。
The wind speed profile turbulence integral scale, and turbulence spectrum are simulated in the wind tunnel test.
风洞试验中对风剖面、湍流积分尺度及湍流谱作了模拟。
Through field investigation, the influences of vegetation characteristics on wind profile and soil erosion were main studied.
采用野外定点观测法,主要研究植被各个特征对风力作用及土壤风蚀的影响。
The profile which has a wide region of peak value of tangential wind and a longer radius of maximum wind, corresponds with the northern-turn track and the attenuation of intensity.
切向风速廓线上峰值区宽平,最大风速半径较大时,台风呈北折转向的异常路径,强度易于衰减。
Using wind velocity profile law determinate the aerodynamic roughness length of wheats different growth periods: the average roughness of shooting period, is 6.
利用风速廓线法测定小麦不同生长期的空气动力学粗糙度:青苗期的平均粗糙度最大,为6。
This paper describes the operational principle and key techniques of RASS sounding transmitter system designed to measure the temperature of lower atmosphere in a wind profile radar.
论述了某气象雷达为满足测量大气低层温度需要而设计的RASS声发射装置的工作原理和技术要点。
The wind profile above the sand dune is nearly logarithmic only at night.
而沙丘的风速廓线只在晚上近于对数分布。
The vertical wind profile was determined by the local terrain and the background wind field.
流场的垂直分布主要由地形和背景风场共同决定。
The product of vertical wind profile(VWP) which based on VAD methods are introduced detailedly. This product is useful to ascertain the type of thermal advection, the shear of vertical wind, etc.
详细介绍了基于VAD技术的垂直风廓线产品(VWP)的应用技术,此产品对确定热力平流类型、垂直风切变等都是有用的。
It is difficult to determine the effects of straw-break surface on the structure of drifting sand current and the wind speed profile in the sand-moving region due to the complexity of straw-breaks.
由于草方格构成的下垫面复杂多变,其对风沙流结构与风沙活动层风速廓线的影响很难确定。
The wind profile over the dry and humid grasslands is nearly logarithmic in the daytime as well as at night.
干、湿草地的风速廓线在白天和夜间都近于对数分布。
The result shows that there is a good relativity between radar wind profile data and sounding data.
结果表明:探空风廓线与雷达风廓线之间具有比较好的相关性。
Mesure the transmittance of the etalon and the wind profile using the receiver in the molecule wind lidar system.
并且把本接收机用于分子测风激光雷达系统中进行了标准具透过率的测量和风廓线的初步测量。
In addition, in this paper, the changes of wind profile and effects of surface roughness on the intensities of turbulence arr discussed.
另外,文章还讨论了风廓线的变化以及地面粗糙度对湍流强度的影响。
Based on the basic principle and structure of Wind Profile Radar (WPR), the observations by WPR are compared with the corresponding radiosonde data.
在简述风廓线雷达原理的基础上,将风廓线雷达探测资料与探空资料进行对比分析,发现风速风向一致性较好,温度一致性较差。
Therefore, it is significant for improving the performance of wind turbine to study the dynamics of helical gear boxes and its gear profile modification technology.
因此,研究增速箱斜齿轮的动力学特性及齿廓修形技术对于提高风机运行的性能具有很大的意义。
According to the particular profile of mean and fluctuating wind speed in hilly terrain wind field, mean, background and resonant wind loads of tall buildings are investigated.
根据山地风场中特有的平均和脉动风速特性,研究高层建筑平均风荷载、背景和共振等效风荷载特性。
Referring to the environment of South China Sea, the profile coefficient of wind load to platform is analyzed and calculated by both wind tunnel test and referring related criterion of platform.
结合我国南海海域海况条件,通过风洞模型试验及查阅平台相关规范,分析计算平台风载荷体型系数。
This tiny 8 "tall light-up wind turbine has been used by leading design team Jason Bruges Studio in a number of high profile installations."
这个微小的8“高亮灯的风力发电机已被领先的高配置安装数量的设计团队贾森·布鲁日工作室使用。”
This tiny 8 "tall light-up wind turbine has been used by leading design team Jason Bruges Studio in a number of high profile installations."
这个微小的8“高亮灯的风力发电机已被领先的高配置安装数量的设计团队贾森·布鲁日工作室使用。”
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