As one of the effective approaches to promoting teachers' professional development, specialized network platforms shall be established and continuously improved to accommodate teachers’ needs and the time’s requirements.This study investigated and analyzed 15 such platforms in respects of their contents, interaction and participation, and results indicated that for the betterment, more shall be done in aspects like module arrangement, communication tools integration and involvement. % 教师专业发展网络平台已经成为推动教师专业化发展的有效途径，它的建设和完善不仅是时代发展的要求，更是教师群体自身发展的迫切需求。通过对15个教师专业发展网络平台在内容、交互和参与主体三个方面地调查和分析，发现教师专业化网络平台应从合理安排内容模块、整合已成熟网络交流工具和鼓励多元主体参与三个方面加强对自身的建设。
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