In the biology teaching of new textbooks, experiments (especially explorative experiments) should be stressed to train students' observable ability.

在新教材的生物教学中，实验(特别是探究性实验)更应该注重培养学生的观察能力。

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But most of the research focuses on how to apply the affective factor in the teaching process, but not in the textbooks, especially in science textbooks.

但是，目前大部分的研究集中于如何在教学活动中运用情感策略，而对于教材中如何体现情感因素却较少有人研究，理科教材尤为严重。

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In the camera recording of TV textbooks, it is necessary to make, in using the TV camera, several adjustments, of which the white balance is especially important.

电视教材的拍摄，摄像机要进行各项调整，其中白平衡的调整尤为重要。

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