plan boundary layer平面: plane; two dimensions; flat ...边界层: boundary layer; bounding lay ...表面边界层: surface boundary layer; surfaceboundarylayer地面边界层: surface boundary layer; surfaceboundarylayer平面边界: plane boundary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:平面边界层，即可在微信中查询翻译
