The mercury pollution control technologies during the recent years were studied, and the updated development home and abroad was overviewed.
对近几年的汞污染控制技术进行了研究，综述了国内外汞控制技术的最新进展。
Based on the recent reports about PP new products development abroad recent 1 ~ 2 years, the paper analyzes the new growth point of world's PP market several years later.
根据近1 ~ 2年国外有关聚丙烯新产品开发方面的最新报道，对今后几年世界聚丙烯市场的新增长点进行了分析。
This article gives a comprehensive description of the function mechanism, recent application research conditions home and abroad and the development prospects of sonochemistry.
文章综合介绍了声化学作用成因、国内外应用研究现状及其发展前景。
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