专业英语131938.pptVIP

化学工程与工艺专业英语 授课教师：苏倩 专业英语与大学英语有什么不同？ 各行各业因为其特定专业知识和行业规范 以及习惯不同，各专业英语有其特定和特殊 性、专业性。 如：计算机专业英语、机电专业英语、 汽车专业英语、数学专业英语等。 化学工程与工艺专业英语的重要性 1.在认识一些基础的化工单词基础上，可以用英语写出所学的一些化工反应的原理； 2.进入工作岗位后，面对一台进口的设备，可以顺利的进行操作； 3.面对一份英语订单，可以轻松处理； 4.面对考察的外商，可以用英语给他们介绍我们的设备和产品； ….. 本课程要求 1.课前预习 2.课下复习 3.认真独立完成作业 4.学完本课程能掌握一定数量的化工专业词汇，能阅读基础的化工英文文献，能做简单的化工专业文献翻译。 Unit1 Chemical Industry Words Although the use of chemicals dates back to the ancient civilizations, the evolution of what we know as the modern chemical industry started much more recently. It may be considered to have begun during the Industry Revolution, about 1800, and developed to provide chemicals for use by other industries. Chemicals are used in many areas,for example, alkali is used for soapmaking and bleaching powder for cotton，and silica and sodium carbonate for glassmaking. The organic chemicals industry started in the 1860s with the exploitation of William Henry Perkin’s discovery of the first synthetic dyestuff—mauve. At the start of the twentieth century the emphasis on research on the applied aspects of chemistry in Germany had paid off handsomely. The experience gained with this was to stand Germany in good stead. The lion’s share of this growth has been in the organic chemicals sector due to the development and growth of the petrochemicals area since 1950. The chemical industry today is a very diverse sector of manufacturing industry, within which it plays a central role. At the turn of the century there would have been little difficulty in defining what constituted the chemical industry since only a very limited range of products was manufactured and these were clearly chemicals, e.g., alkali, sulphuric acid. At each stage of these operations value is added to the product and provided this added value exceeds the raw material plus processing costs then a profit will be made on the oper