地球化学填图 meaning in English

geochemical mapping

The characteristics , objectives , principles and tasks of ecological - geochemical mapping have been elucidated in this paper according to information acquired abroad
摘要以国外资料为基础，较系统地论述了生态地球化学填图的特点、目标、原则和任务，指出了生态地球化学填图的未来发展趋势。
The tasks of ecological - geochemical mapping include rational land use and regional programming , investigation of environmental geochemical baseline related to human health , prognosis of mineral resources and researches on agricultural geochemistry
生态地球化学填图的任务包括4个方面：土地合理利用和区域规划研究、环境地球化学基准调查及其与健康关系研究、矿产资源预测和农业地球化学研究。