This book mainly discusses the background of e-commerce, the basic knowledge of e-commerce, the basic models of e-commerce, the basic principles of e-commerce and the cases of e-commerce. This book has formed a theoretical system of e-commerce with a clear integration boundary. The introduction of the systematic theory is guided by the background of e-commerce, centered on the model of e-commerce, paved with the principles of e-commerce and integrated with the cutting-edge cases.Th...

This book studies and comprehends the strategic concept of the Belt and Road and presents China's glorious achievements in the field of diplomacy from five aspects, namely 'build a community of shared future for mankind', 'build new type of international relations taking win-win cooperation as core', 'practice the right view of rightness and benefit', 'lead the reform of global governance system', and 'promote the strategic concept of the Belt and Road'. It focuses on the ...

This book firstly systematically summarizes the principle, research methods and technical features of near-infrared spectroscopy analysis technology. It then comprehensively reviews the innovative achievements made in the research, development and application of this technology in oil refining and chemical industries, highlighting the research and practical achievements of the author's team for more than 20 years. These new methods and technology developed by the author’s team include more...

This book provides state-of-the-art information on advances in the diagnosis and treatment of pulmonary aspergillosis to help specialists and clinical practitioners make appropriate decisions concerning the management of patients with this condition.The incidence of pulmonary aspergillosis has increased steadily due to the widespread use of broad-spectrum antibiotics, cytotoxic drugs, immunosuppressive agents and adrenal hormones, as well as the growing number of organ transplantat...