新闻与宣传是新闻宣传界常引起争议的两个基本概念，由此派生的二元价值问题更让主流媒体常感困惑。
News and publicity are two controversial concepts and the dualistic value arising from them is an even more perplexing problem for the media.
本文给出了确定风力透平叶片振动时二元非定常气动力解法，包括在非失速和失速两种条件下的非定常气动力。
This paper presents a method for determining unsteady aerodynamic force on oscillating blade of wind turbine, both stalled and unstalled.
应用推荐