Effective classroom teaching is a kind of sediment down the way of thinking and spirit.

有效的课堂教学活动沉淀下来的是一种思维方式和精神。

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The course Multimedia Application Technology is in accordance with teaching law. It makes Multimedia technology get more reasonable and more effective use in Classroom Teaching.

《多媒体技术与应用》课程符合多媒体技术在课堂教学中应用的规律，能够使多媒体技术在教育教学中得到更合理、更有效的应用。

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Classroom teaching efficiency means the ratio between the effective teaching time of teaching objectives and actual teaching time, and it is the measure of value of attaining the teaching objectives.

课堂教学效率是指向教学目标的有效教学时间与实际教学时间的比率，它是实现教学目标的价值量度。

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Serious problems have been identified in the quality of pre-service teacher training, in terms of both subject matter knowledge and skills in the field of teaching that are necessary to be effective in the classroom.

UNESCO: MEDIA SERVICES