包装机械发展动向包装机械近几年有较大发展,美国、西德、日本和瑞典等国表现出一些共同特征。 (一)设计和制造系列化的包装线。在过去几年中,为提供系列化的包装线,各国在技术和组织方面都付出了不少努力,并且取得了一定成效。这种系列化包装线通常包括几种软包装或 Packaging Machinery Development Packaging machinery in recent years have made great progress, the United States, West Germany, Japan and Sweden and other countries showed some common characteristics. (A) design and manufacture series of packaging lines. In the past few years, in order to provide a series of packaging lines, all countries have made a lot of technical and organizational efforts and achieved some success. This series of packaging lines usually include several kinds of flexible packaging or