bed shear velocity河床: riverbed; bed; poised river; ...摩: rub; scrape; stroke阻: block; hinder; impede; obstr ...流速: velocity of flow; strength; ...摩阻流速: drag velocity; dragvelocity下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:河床摩阻流速，即可在微信中查询翻译
