一九九○年即将过去了,在这辞旧迎新的时刻里,我刊全体编职人员谨向广大的读者和作者,以及关心和支持本刊的同志们,致以诚挚的问候和谢意。 回顾过去的一年,本刊在内容上侧重刊用城市给水和废水处理方面具有实用性的研究论文;在直接关系着城市发展进程的城市水资源问题、排水工程及稳定塘问题等方面,均辟设专栏供以研讨。这些文章来自专家、教 In 1990, we are almost over. At this juncture of welcome and welcome, my full-time staff members would like to extend my heartfelt greetings and gratitude to the vast readers and authors, as well as those who care for and support our publications. Recalling the past year, the magazine focuses on the publication of urban water supply and wastewater treatment with practical research papers; in urban development directly related to the issue of urban water resources, drainage and stability issues such as ponds, both Provide a column for discussion. These articles come from experts, teach