the System Evolvement Theory的用法和樣例：
例句
- But rare is the book on evolution theory that tells the story of steadfastness.
不過(guò)，關(guān)于演化理論的書(shū)很少講述穩定的故事。 - Basee on the mixing-length theory of convection, macroscopical stress of the turbulence is used in hydrostatics equation of the stellar structural and evolutionary model.
摘要以恒星結構與演化理論中常用的混合程理論為基礎，將湍流作用表現出來(lái)的宏觀(guān)應力引入恒星結構與演化模型中的流體靜力學(xué)平衡方程。
