国外Handbook in OR & MS机构最新的关于城市交通信号控制研究手册，包括：研究现状，主要研究方法、主要研究城果及发展趋势综述，涉及领域包括城市路网交通控制和高速公路的交通控制。对从事交通控制邻域的学者具有很高参考价值-Abroad Handbook in OR & MS organizations the latest research on the Urban Traffic Signal Control Handbook, including: research sta

This book describes the welding job and associated procedures and methods in a simple language with images to illustrate the whole process as applied to the oil gas field pipelines. The book is mainly for the welders working in the oil gas fields.

该资料介绍了包括Signals and Systems，Fourier Transforms，Sine and Cosine Transforms，The Hartley Transform，Laplace Transforms，The Z-Transform，Hilbert Transforms，Radon and Abel Transforms，The Hankel Transform，Wavelet Transform等在内的十多种变换，数学推导清晰，适合电子电器行业的研究人员学习。(Th