兹定于12月20—21日在上海市科学会堂召开第五屈年会,会上有论文及技术资料交流,团体会员还将本厂新产品及优质产品展出。为使净水技术新成果、新工艺、新产品向社会推广,学会会刊《净水技术》从90年第一期起,将陆续刊登年会资料摘要及部分全文。读者对本届资料有趣兴者,可来函订阅。 We are scheduled to hold the fifth annual meeting at the Shanghai Science Hall on December 20-21. There will be papers and technical information exchanges at the meeting, and group members will also exhibit our new products and quality products. In order to promote the new achievements in water purification technology, new processes, and new products to the society, the society’s periodical “Water Purification Technology” will publish the summary of the annual meeting data and some of its full texts from the first period of 1990. Readers who are interested in the current data can sign up for the subscription.