Solar sail spacecraft dynamic modeling and solving are the basis of attitude control and structural vibration suppression, and they are of important theoretical and engineering significance.

太阳帆航天器动力学建模与求解是姿态控制与结构振动抑制的基础，具有重要的理论与工程意义。

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Through structural equation model analysis, tourists who hold positive attitude are more likely to search online information deeply;

通过结构方程模型分析，认为持有积极态度的旅游者更倾向于深入搜索网络旅游信息；

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The above structural requirement in graduates' thesis has positive effect on bringing up the research ability, securing research methods and holding proper attitude towards scientific research.

按照这种基本结构要求撰写研究论文，对于培养研究生的研究能力，使他们学会科学研究的方法，养成良好的科学研究态度有着重要的意义。

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