这本书包含了多个不同类型的工程，来说明TensorFlow在不同场景中的应用，这本书的工程包括了训练模型、机器学习、深度学习以及多种神经网络，每个工程都是一个精妙的、有意义的项目，会教我们如何使用TensorFlow并在使用中如何对数据分层。(This book contains a number of different types of engineering, to illustrate the application of TensorFlow in different scenarios, this book includes training model, machine learning and deep learning and a variety of neural networks, each project is a subtle and meaningful program will teach us how to use the TensorFlow in how to use the data layer.)