We'll learn the core principles behind neural networks and deep learning by attacking a concrete problem: the problem of teaching a computer to recognize handwritten digits.

我们通过解决一个具体的问题：交计算机识别手写数字，来学习神经网络与深度学习后面的核心理念。

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In order to achieve desirable results, games used in vocabulary teaching class should be well-chosen, guided by several principles.

为了达到预期的效果，词汇游戏的选择是需要原则的。

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This article aims at the fuzzy phenomenon in classroom teaching that has continuous similar patterns by using fuzzy comprehensive evaluation principles.

运用模糊综合评价的原理，对课堂教学质量这一具有连续类属程度的模糊现象进行定量分析和研究。

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But an amendment to the Bill, tabled by the Education Secretary Ed Balls, suggests these principles could be diluted by head teachers and governing bodies of faith schools, so that teaching reflects a "school's religious character".

BBC: Claim of U-turn on sex education