其他城市相比，土壤中滴滴涕和六六六的残留量较低。
The residual amounts of HCHs and DDTs in soil of Lanzhou area are lower compared with that of other cities.
在此用毛细管柱GC/ECD程序升温方法检测水中的六六六、滴滴滴。
A method was to detect BHC and DDT in water by capillary column GC/ECD with a rising column temperature program.
通过实验证实了利用二氧化钛作为催化剂光降解地下水中六六六的可行性。
The feasibility of photocatalytic degradation of hexachlorocyclohexane(BHC) in groundwater with titanium dioxide was proved by a series of experimental investigations.
介绍了气相色谱法测定大米中六六六、滴滴涕残留量的不确定度评定方法。
In this paper, the gas chromatography method is presented for the evaluation of uncertainty to determine HCH and DDT residues in rice.
建立了凝胶渗透色谱前处理，毛细管气相色谱测定鱼中六六六农药的方法。
A capillary gas chromatography method was developed for determining hexachlorocyclohexane (HCH) pesticide in fish using gel permeation chromatography (GPC).
介绍了气相色谱法测定植物油中六六六、滴滴涕残留量的不确定度评定方法。
The uncertainty evaluation during determining HCH and DDT residues in edible vegetable oils by gas chromatography is introduced.
用微波萃取和GC -ECD联用技术，对土壤中六六六、滴滴涕进行了分析。
Technique of microwave extraction and GC-ECD was used to analyze hexachlorocyclohexane BHC and DDT in soil.
本文从富集液的角度进行了六六六微生物降解方面的相关研究，拓宽了微生物降解有毒化合物的研究范围。
In this article, some research was done about the enrichment and try to find new way to study the degrading of toxic compound.
实验证明本方法对测定土壤样品中的六六六和DDT等内分泌干扰物质灵敏度高，并可进行多种物质的快速测定。
The experiment proved that this method was high sensitivity to determine HCH and DDT endocrine disrupting chemicals in soil samples, and experimentized fast determination to multi-substances.
结果表明，在有机氯农药禁用近20年后，六六六的异构体和滴滴涕及其衍生物均能在环境中和夜鹭食物中有不同程度的检出。
The results indicated that HCH isomers DDT and its metabolites could be detected in various environments and preys of night heron although the organochlorined chemicals were banned for almost20years.
对14c -六六六、14c -毒死蝉、14c -敌百虫和14c -久效磷在几种海洋动物中的积累和降解进行了比较研究。
A comparative study on accumulation and metabolism of 14c-hch, 14c-chlorpyrifos, 14c-trichlorphon and 14c-monocrotophos by some Marine animals is carried out.
对14c -六六六、14c -毒死蝉、14c -敌百虫和14c -久效磷在几种海洋动物中的积累和降解进行了比较研究。
A comparative study on accumulation and metabolism of 14c-hch, 14c-chlorpyrifos, 14c-trichlorphon and 14c-monocrotophos by some Marine animals is carried out.
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