电视教材制作二题张红伟（南阳大学）随着科学技术的迅猛发展，摄像技术的不断完善，电化教育亦日臻成熟，在各级各类学校中，电教手段已被广泛应用。然而，电视教材作为一种新型的教材，既有其自身的特点，在摄制过程中，又有不同的要求。笔者仅对选题和时间控制谈一点粗... Television production of two questions Zhang Hongwei (Nanyang University) With the rapid development of science and technology, video technology continues to improve, electrified education is also increasingly sophisticated, at all levels of various types of schools, the means of teaching has been widely used. However, as a new type of textbook, TV teaching materials not only have their own characteristics, but also have different requirements in the process of filming. The author only on the topic and time control talk rough ...