“非定常流动”的概念、定义、翻译、参考文献-科学参考

单词	非定常流动
释义	非定常流动 Encyclopedia 理学气体动力学释 unsteady flow非定常流动流体的流动状态随时间改变的流动。若流动状态不随时间而变化，则为定常流动。流体通常的流动几乎都是非定常的。 Physics ＞力学和理论力学＞流体力学＞释义 unsteady flow非定常流动
随便看	soil aeration soil ages soil aggregate fractionation soil aggregates soil air soil air sampler soil algae soil alkalinity soil alkalinization soil amelioration soil amendment soil ammonium fixation soil analysis soil and atmospherically resistant vegetation index，SARVI Soil and Fertilizer Sciences in China soil and health soil and rock erosion soil and stone material soil and water conservation soil and water conservation ecological rehabilitation soil and water conservation experiment soil and water conservation farming measures soil and water conservation forest-grass measures Soil and water conservation in china soil and water conservation informatization

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。