| 1. | Vietnam ' s environmental status since economic reform
越南经济改革以来的环境状况 |
| 2. | Assessment to the geo - environmental status and problem prevention of sanxingdui ruins
石质文物风化病害防治的环境地质问题 |
| 3. | It divides the yellow river basin into ecological zones according to the ecological and environmental status of the basin and expounds the characteristics of each zone
摘要根据黄河流域生态和环境状况，对黄河流域进行了生态分区，并阐述了各生态区的特征。 |
| 4. | Based on the case study of soil environmental impact assessment of remelted lead , approach on methods of qualitative analysis of soil environmental status and assessment and prediction were discussed
再生铅冶炼对土壤环境的影响，首先进行环境影响识别，并根据冶炼中铅的排放强度和铅的生物地球化学循环规律来阐明其排放特点和进入土壤的途径。 |
| 5. | Based on the environmental status of the river basin in 1970 , the upper reaches , middle and lower reaches in the river basin are evaluated , which are approximatively represented by the gulang county , liangzhou borough , minqin county and jinchang city
以该流域70年代环境状况为基础，以流域内行政分区的古浪县、凉州区、金昌市和民勤县近似地代替流域的中上游、中游和下游，进行综合评价。 |
| 6. | Third , chongqing climate environment and residential building we introduce chongqing geographical climatic environmental status , point out that the damp and hot climate in summer is a key consideration factor of the architectural design with climate
第三、重庆地区气候环境与住宅建筑现存问题与分析介绍了重庆地区的地理气候环境状况，指出夏季湿热气候应是结合气候的建筑设计的重点考虑因素。 |
| 7. | In classroom teaching , when guided to experience the fine scenery out of textbooks and gain spiritual satisfaction from pretty environment , students shall be asked to combine the environmental status quo and through a comparative thinking be given rise to a spontaneous awareness of envi ronmental protection
课堂教学中引导学生感受作者笔下的美好风光，体会优美环境带给人精神上的愉悦和满足，并结合环境现状，通过比较，激发他们的环保意识。 |
| 8. | Overall investigation of physiochemical features and biological factors of reservoir water quality were conducted in daoguanhe reservoir from 1999 to 2002 . at the basis of these investigations , integrate evaluation of trophic state and environmental status was made . theoretical base for the reasonable utilization of fishery resource and ecological management of environment were provided using bio - manipulation technique and ecoenergetics means
1999 ? ? 2002年全面调查了武汉道观河水库的水质理化特性和生物因子，在此基础上综合评价了水库的营养状态和环境现状，并利用生物操纵技术和能量生态学手段，为水库渔业资源的合理利用和渔业环境的生态学管理提供理论基础。 |
| 9. | The paper studied three aspects of extracelluar enzymes in sediments of the tidal flat wetland , namely 1 ) the distibution of five sorts of extracellular enzymes in sediments in the east end of chongming island along the elevation gradient or community succession series , the relationships between the activities of enzymes and the ecological factors , and functions of extracellular enzymes in the process of community succession ; 2 ) the effects of the heavy metal ions and edta on the activity of alkaline phosphatase in sediments of the east end of chongming island by adding and removing of heavy metal ions , discussing whether the activities of extracellular enzymes could be taken as the indicators for the environmental status ; 3 ) the variations of the activities of extracellular enzymes in sediments in the east end of hengsha island after the discarding clay
本文以长江口典型湿地?崇明东滩为例，首次研究了沿高程梯度或沿植被演替系列沉积物中碱性磷酸酶等五种胞外酶活性的空间分布规律，分析了胞外酶活性与环境因子的相互关系及其产生机制，讨论了胞外酶活性在湿地植被演替中的作用。同时以崇明东滩沉积物为对象，运用重金属离子的添加和去除等方法，研究了重金属离子对沉积物中碱性磷酸酶活性的影响，利用胞外酶活性的变化探讨了崇明东滩重金属污染的状况。此外，本文还研究了横沙东滩吹泥试验工程对沉积物环境因子和胞外酶活性的影响并进行了对比分析。 |
