Using windvelocityprofile 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。
2
Mean velocityprofile, turbulence intensity profile, integral scale and wind spectra are the most fundamental characteristics that describe the atmospheric turbulent boundary layer flow.