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随着中小企业、特别是乡镇企业的发展,在这些企业中有相当一部分从事技术工作的科技人员,为了适应市场竞争和产品开发的需要,迫切希望能有一本融专业知识,管理知识和最新知识为一体而又方便实用的工具书。为此,我们组织了从事多年实际工作的工程师、高级工程师编写了本书。根据调查和科技人员的建议,搜集了工程技术和技术经济中常用的各种设计和计算方法。同时还根据乡镇企业产品多、变化快的特点,本着实际、实用的原则,重点介绍了用途广泛的机械、电子、化工、纺织、建筑等五大专业的基本内容。因此,本书具有知识含量广、技
With the development of small and medium-sized enterprises (SMEs), especially township and village enterprises, a considerable part of the scientific and technological personnel engaged in technical work in these enterprises are eager to have a blend of professional knowledge, management knowledge and latest knowledge in order to meet market competition and product development needs As one and convenient and practical reference book. To this end, we have organized many years of practical work of engineers, senior engineer prepared the book. According to the survey and suggestions of scientific and technical personnel, various design and calculation methods commonly used in engineering technology and technical economy are collected. At the same time, according to the characteristics of township enterprises with more products and faster change, the basic contents of the five major fields of machinery, electronics, chemical industry, textile and construction with a wide range of applications are mainly introduced according to the practical and practical principles. Therefore, the book has a wide range of knowledge, technology