The property, manufacturing technology progress, commercialization, market development tendency and forecast of PET and PEN beer bottle are reviewed.
综述了PET和PEN聚酯啤酒瓶的性能，制造技术进步，商业化和市场发展前景及其预测。
At present, the domestic I-go market shows the development tendency of product competition pattern diversification, product structure diversification and branded market competition.
当前，国内围棋市场日趋呈现出产品竞争格局多元化、产品构成多样化、市场竞争品牌化的发展趋势。
This article discusses the development tendency of library cataloguing work through online cataloguing, bibliography database market, catalogue outsourcing and so on.
文章分别从联机编目、书目数据库市场、编目业务外包等方面，论述了图书馆编目工作未来的发展趋势。
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