玫瑰谷
" the hope of rejuvenating China on ecation, the revitalization of the Chinese hope in teacher". Teachers' professional development in the practice of the teaching reform has become an important issue, classroom teaching is teachers' professional ability to show its important place. Therefore, the author adopts qualitative research method, through the NVivo to case" primary school mathematics Superfine Teacher Ma Yaqin" coding"" teaching video for analysis, so as to be able to use some techniques and methods of classroom for quantitative observation and data analysis, which can help teachers understand their own deficiencies, which reflect and improve their teaching behavior, thus to promote their professional development.[ Key words ]: primary school mathematics teaching; NVivo8.0; qualitative research; teachers' Specialization