陈业材。环境汞的来源与迁移转化规律的研究。
The Research of source and transfer of Hg in the environment.
本文概述了天然环境中多环芳烃的来源、分布和迁移转化规律。
A large number of research results have been made on the sources, distribution, transport and transformation of polycyclic aromatic hydrocarbons (PAH) in the natural environment.
应加强煤中硒在煤炭洗选、气化等加工和利用过程中迁移转化规律的研究。
The studies on migration and evolution of selenium during preparation and gasification of coal should be strengthened.
综合评述了水环境中铬的存在形态、污染特征及其迁移转化规律的研究现状。
Research status of the existing forms, pollution characteristics, migration and transformation laws of chromium in the water environment are summarized in this paper.
揭示了北京地区水-土-生物体系中污染物存在形态和迁移转化规律，把握了主要污染物调控技术。
Announced Beijing area water - earth - configuration of existence of the contaminant in biology system and change shift change the rule, mastered skill of main contaminant adjusting control.
阐述了化学农药在土壤中的迁移转化规律，对于预测其变化趋势和控制农药环境污染具有重大意义。
The transformation regularity of chemical pesticide in soil was analyzed. It was important to predict its change tendency and control pesticide environmental pollution.
因此，硒的测定及形态分析对于了解不同形态的硒化物在生物体和环境中的迁移转化规律具有重要意义。
Speciation analysis of selenium is very important. It may lead to better understanding for the transformation and distribution of different selenium compounds in our life and environment.
滴灌施肥作为一种先进的水分调控技术，近年来国外已开始广泛采用，但对滴灌施肥条件下肥料养分在土壤中迁移转化规律的了解尚十分有限。
Fertigation by drip irrigation as an advanced technology to control the supply of water and nutrients has been applied by other countries in recent years.
综述了镉在环境中的分布、污染来源及其在土壤中的迁移转化规律，着重讨论了镉在土壤中的赋存形态、生物有效性以及提取方法的现状和进展。
Progress in distribution, sources and transportation of cadmium in soils are summarized. The occurrence, bioavailability and extraction methodologies for cadmium in soils are discussed in this paper.
它反映了污染物在环境迁移转化中的基本规律和特定环境功能条件下环境污染物的承受能力。
Environmental capacity reflects the law of transference and translation of contamination and also reflects the receiving capacity under a certain kind of environment.
通过模拟实验对渗滤液中的氨氮在土壤和地下水中的迁移转化进行了研究，从而得出渗滤液对土壤的影响程度和规律。
Study on transfer and transformation of NH3-N from leachate in soil and groundwater was carried out by simulated experiment, influence extent and law of leachate pollution on soil were achieved.
通过明渠水槽模拟的闸门调控实验，初步认识了闸门影响下污染物迁移转化波形分布规律。
Through the gate operation experiment in open channel, we get a cognition about the phenomena of concentration wave of contamination under the influence of gate.
通过明渠水槽模拟的闸门调控实验，初步认识了闸门影响下污染物迁移转化波形分布规律。
Through the gate operation experiment in open channel, we get a cognition about the phenomena of concentration wave of contamination under the influence of gate.
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