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期·页期 ”.·.··········,·······,············……高博文16.我国部分河道的整治方法及其效果…… .·.....··························……李保如17.我国环境水利工作的进展概况…方子云18.贯彻中央科技新方针努力
Period of the page ". ································, ································ Gao Bowen 16. Rehabilitation of some of the river courses in China Method and its effect ....... ....... ............................................................................ Li Baoru 17. Progress of Environmental Water Conservancy in China Overview ... Fang Ziyun 18. Implement the new policy of central science and technology