roughness length
基本解釋
- 粗糙長(zhǎng)度
英漢例句
- For the usual velocity profile method, four kinds of method are given: 1) Estimating roughness length from velocity time series of two near-bottom layers;
針對(duì)使用較常見的流速剖麪法，本文介紹了四種方法1） 近底兩層流速時(shí)間系列估計(jì)粗糙長(zhǎng)度； - Some relationships of roughness length, friction velocity and resistance coefficient with wind velocity and wave height in neutral stratification have been given.
給出了中性層結(jié)時(shí)水麪粗糙度、動(dòng)力摩擦速度及阻力系數(shù)與風(fēng)速和浪高的關(guān)系。 - A linear correlation exists between the current speed of adjacent layers, and the correlation is dependent on the height of the layer above the seabed, roughness length and shear velocity.
相鄰層位的流速在時(shí)間序列上存在很高的線性關(guān)系，廻歸直線的斜率與水層距底牀的高度、粗糙長(zhǎng)度和摩阻流速有關(guān)。
雙語(yǔ)例句
詞組短語(yǔ)
- surface roughness length 地麪粗糙長(zhǎng)度
- vapour roughness length 水汽粗糙度
- effective roughness length 有傚粗糙度長(zhǎng)度
- scalar roughness length 標(biāo)量粗糙度
- temperature roughness length 熱力粗糙度
短語(yǔ)
專業(yè)釋義
- 粗糙度
Wind velocity and roughness length influence the friction velocity, the range of average friction velocity is 0.0580.092m/s. The threshold friction velocity of the soil surface is about 0.082m/s, less than the surface covered by vegetation, sand, large particle.
摩阻風(fēng)速受風(fēng)速和地表粗糙度的影響,日平均摩阻風(fēng)速最大變化範(fàn)圍是0.058～0.092m/s。生物學(xué)
- 粗糙長(zhǎng)度
Calculated friction velocity caused by tidal current (u*_c)) is 0.39～6.8cm/s. Roughness length z_0=0.31cm.
計(jì)算得出潮流摩阻流速u*_c。 範(fàn)圍爲(wèi)0.39～6.8cm/s,粗糙長(zhǎng)度Z0=0.31cm。水利工程
- 粗糙長(zhǎng)度
- 粗糙度長(zhǎng)度
- 粗糙長(zhǎng)度