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前言 科学技术的飞速进步,市场竞争的日益激烈,能源的日趋短缺,市场需求的多样化和瞬息万变,迫使各个工业部门采用现代科技最新成果来开发节能、省料、高效、优质、低成本的新产品。我国的石油机械制造厂目前都面临着“多品种、中小批量”这一发展趋势。多品种,中小批量生产是生产发展的必然,它集中体现了现代工业生产的特点。在工业发达国
Foreword The rapid progress of science and technology, the increasingly fierce market competition, the increasing shortage of energy, the diversification of market demands and the rapid changes, forcing various industrial sectors to adopt the latest achievements of modern science and technology to develop new energy-saving, material-saving, high-efficiency, high-quality, low-cost new product. China’s petroleum machinery manufacturers currently face the development trend of “multiple varieties, medium and small quantities”. Many varieties, small and medium-sized production is the inevitable development of production, it embodies the characteristics of modern industrial production. In industrial developed countries