Based on the knowledge gap theory, the author puts forward some advice and solutions.
在借鉴知识沟理论的基础上，提出具体的对策和建议。
Vulnerable group; Information supporting; Information guarantee mechanism; Knowledge Gap Theory.
弱势群体；信息援助； 信息保障机制；知识沟理论。
Using the knowledge of the hydrokinetics theory and combining experimentation, created the modal of the medium-balls' movement in Annular Gap Affritor.
运用流体动力学理论知识，结合试验，建立了环缝磨内介质球的运动模型；
A researched study on two of art's most fundamental themes, Color and Lightbridges the gap between abstract theory and practical knowledge.
一个关于艺术的最根本的主题，颜色和光线之间的桥梁抽象的理论和实践知识的差距两个研究研究。
A researched study on two of art's most fundamental themes, Color and Lightbridges the gap between abstract theory and practical knowledge.
一个关于艺术的最根本的主题，颜色和光线之间的桥梁抽象的理论和实践知识的差距两个研究研究。
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