由于重金属易通过食物链而生物富集，构成对生物和人体健康的严重威胁。
Since heavy metal is easy to pass food chain but living things beneficiate, to living things and the human body, healthy graveness threatens formation.
气态DD T类物质在菠菜叶部的生物富集量和生物富集系数均高于胡萝卜。
The bioaccumulation amount and bioaccumulation factor of gaseous DDT on the leaves of spinach were all higher than those on carrot.
根据该模型可以简单方便地测定海洋经济贝类对石油烃的生物富集动力学参数。
The model offers an available and simple method for measuring kinetic parameters for bioconcentration of petroleum hydrocarbon by Marine commercial mussels.
利用膜的选择透过性产水，在生化池中实现生物富集，生物处理效率大幅提高。
It utilizes the selective permeability of membrane to produce effluent and achieve biological concentration in the biochemical reaction tank, greatly raising the efficiency of biological treatment.
结果显示：培养基成分、微量元素浓度和食用菌菌株会影响食用菌的生物富集作用。
The results show that medium composition, trace element concentrations and fungi strains can affect the bioconcentrating action of edible fungi.
大蒜对硒具有强的生物富集作用，并能将吸收的无机硒的78.24%转化为有机硒。
The garlic possessed a great ability of se biological accumulation. 78.24% inorganic se absorbed was changed into organic se.
主要介绍了生物有机质成矿作用、生物沉积成矿、微生物富集成矿及有机质间接参与成矿作用。
This paper introduces mainly the organism and organic matter mineralization, organic sedimentary mineralization, microbe mineralization and organic indirect mineralization.
然而，经历一个被称为生物富集的过程，经过几年，化学物质可以浓缩在个体中，大多储存在脂肪组织中。
However, through a process known as bioaccumulation, chemicals can become concentrated in individuals over a number of years, stored mostly in fat tissue.
同时，重金属不能被生物降解，且具有生物积累的特性，可以通过水体食物链产生生物富集和浓缩效应，最终影响人类。
Meanwhile, heavy metal is non-biodegradable, and has the characteristics of bioaccumulation, it bio-accumulates and concentrates by water food chain and finally have an effect on humanity.
根据脂肪烃、多卤联苯、卤代苯和稠环芳烃等80种非极性有机化合物在鱼体中生物富集因子（BCF）的实测数据，建立了有机物在鱼体中生物富集因子的片段常数法估算模型。
Relationship between bioconcentration factor and fragment constants was investigated. A prediction model was developed on the basis of the observed BCF values of 80 non-polar organic compounds.
由于其特殊的细胞壁结构、较高的重金属富集能力、简便的解吸附方法等特点，藻类被认为是理想的生物吸附材料。
Because of its special cell wall structure, high capacity of heavy metal-enrichment, and easy to desorption, algae has been considered as an ideal biological adsorbent.
而在高燕锰矿的形成过程中，无论是矿质的初始富集阶段还是最终成矿，生物、有机质均起着极为重要的作用。
During the formation of Gaoyan manganese deposit, biologic activity and organic matter played an important role, whether the enrichment of ore was original or ultima.
富集层面中痕量金属大部分结合在相对稳定的地球化学相上，生物可给性较低。
Since the enriched metals were mainly bound to the relatively stable geochemical fractions, the bioavailability was generally low.
生物气富集的主要控制因素为圈闭。
The concentration of biogenic gas is mainly controlled the trap.
选用D2EHPA—TOA体系作为低品位硫化锌矿生物浸出液中锌的富集和铁的去除的溶剂萃取体系。
The D2EHPA-TOA organic phase was used as the solvent-extraction system for the concentration of zinc and the separation of ferric ion from the biochemical lixivium of low-grade zinc sulfide.
生物膜具有较高的表面反应活性和丰富的吸附面积，对水环境中的重金属、有机物等污染物具有明显的吸附、富集作用。
Due to the high surface reactivity and large surface areas, the most important role of surface coatings in the aquatic environments is the adsorption or enrichment of pollutants in the water.
在颗粒物对水中邻苯二甲酸酯吸附、水解、生物降解和藻类富集实验的基础上，提出了颗粒物与天然水体中痕量有机物相互作用的动态数学模型。
A dynamic model on interaction between water particles and trace organic chemicals was presented on the basis of the research of adsorption, hydrolysis, biodegradation and algae accumulation in water.
海洋生物对有机锡化合物有很强的富集能力，富集倍数大约在5000-10000倍之间。
The marine creatures have very strong enrichment ability to the organotin compounds and the enrichment factor is between 5000 and 10000 times.
云南干热河谷低纬高热，光热条件优越，立地气候多样，植物的种类十分丰富，木本生物柴油树种资源富集。
Owing to its location at low latitude area, abundant heat and light, various climate types and site conditions, dry-hot valleys in Yunnan are rich in plant species including woody biodiesel species.
本文利用富集培养的硝化污泥研究了苯酚对生物硝化过程的抑制效应。
Phenol inhibition on nitrification with enriched nitrifying bacteria was studied in this paper.
探讨底栖动物对重金属的吸收机制和生物、非生物因子对底栖动物重金属富集量的影响。
The mechanism of macrobenthos assimilating heavy metals and the effect of biologic and abiological factors to the enrichment content of heavy metals are discussed.
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.
通过三轮生物淘洗过程，噬菌体克隆得到富集。
After three rounds biopanning, the phage clones have enriched.
微生物是天然水环境中重要的固相物质，它有较高的表面反应活性和较大的表面积，对水体许多种污染物都具有吸附或富集作用。
Due to the high surface reactivity and large surface areas, microorganism in natural water is the important solid phase and is able to adsorb and enrich all kinds of pollutants.
针对这两个问题，本文利用污水厂的污泥水富集硝化菌，然后添加到污水处理系统，探讨生物添加对污水处理系统硝化性能与生物群落结构及数量的影响。
Ihese two issues can be solved simultaneously by bioaugment, that is sewage sludge water is used to enrichment the nitrifier, and then added to the sewage treatment system.
发现K元素浓度分布呈细粒态单峰谱分布，细粒态K富集因子较高，表明了生物质燃烧的主要贡献。
The fine-mode distribution and high enrichment factors of fine aerosols of K indicated its main source of biomass burning.
介绍了微生物絮凝剂的富集培养、分离和筛选的方法及过程。
The enrichment, separation and filtration of microbial flocculant are introduced in this article.
复合菌群经过不同富集培养，对污染水体的生物降解均具有一定的促进作用。
After different enrichment incubation, compound bacterium have some facilitation to biodegradation of polluted water.
复合菌群经过不同富集培养，对污染水体的生物降解均具有一定的促进作用。
After different enrichment incubation, compound bacterium have some facilitation to biodegradation of polluted water.
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