1) average wind velocity
平均风速
1.
Serious defect of Rayleigh Distribution (RD)exists in calculating wind energy whenthe average wind velocity is less than 4.
Ｒａｙｌｅｉｇｈ分布模式统计平均风速低于４。
2.
Based on the ground contamination density model, the influence which may happen on the ground contamination density and effective chimney height will be pointed out after the different methods designed for computing the average wind velocity are adopted.
通过改变气象条件、烟源条件和抬升公式,揭示采用不同的计算平均风速的算法,将对烟源有效高度和地面浓度产生何种影响,总结出7种风速取值方法各自的适用度。
2) average wind speed
平均风速
1.
Analysis on the complete correlation coefficients of climate factors with pan evaporation on regional average show that low cloud amount,average wind speed and diurnal temperature range were the main influencing factors resulted in pan evaporation decrease,but for different station they were different.
完全相关系数法分析表明,整个地区平均而言,低云量、平均风速、气温日较差与蒸发皿蒸发量有显著的相关性,是影响蒸发量的主要因子,但各站有所不同。
4) mean wind velocity
平均风速
1.
The paper presents a study on measuring the vent mean wind velocity of solar collecting wall in solar house.
本文对被动式太阳房集热墙风口平均风速的测定进行了研究。
2.
In this paper,the statistic probabilistic characteristics of the mean wind velocity at 10 m height U_(10)and the roughness length z_0 as well as z_0 the Fourier amplitude curves of longitudinal gust velocity are obtained by measuring wind velocity data at the site of a bridge in China.
根据国内某大桥桥址处实测风速资料,获得了该地区风场10 m高平均风速U10、地面粗糙度z0的统计概率特征,以及纵向脉动风速Fourier谱曲线;基于Kolmogrov理论,提出了随机Fourier谱经验公式,应用随机建模理论和非线性优化技术,获得了实测风场的随机Fourier幅值谱函数以及基本随机变量的概率密度函数。
5) average wind speed
平均风速<能>
6) yearly mean wind velocity
年平均风速
补充资料：多通道电子风速计(见转杯式风速表)
多通道电子风速计(见转杯式风速表)
爹豁笔戮翁ng’粗转杯式风速表。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条