1) dispersion and enrichment
分散富集作用
2) Enrichment
[英][in'ritʃmənt] [美][ɪn'rɪtʃmənt]
富集作用
1.
Study on Enrichment of Heavy Metal Pb~(2+) in Water by Alternanthera Philoxeroides;
水花生对水体中重金属Pb~(2+)的富集作用研究
2.
The origin and enrichment of gold in gulch-gold mines located in northern region of Heilongjiang Province;
黑龙江北部砂金矿的物质来源及金的富集作用
3.
Advantages and Disadvantages of Heavy Metal Enrichment in Medicinal Animals and Plants;
药用动植物重金属富集作用的利与弊
3) accumulation
[英][ə,kju:mju'leiʃən] [美][ə,kjumjə'leʃən]
富集作用
1.
Earthworm (Eisenia foetida) was fed with bait mixture of cattle manure, sodium selenite and tailing sand from a copper mine in order to evaluate its accumulation on selenium and copper with an aid of determination of metals contents in the animals bodies.
在测定饲养在牛粪中和饲养在生活垃圾中的蚯蚓体内金属含量的基础上,采用蚯蚓饵料(牛粪)中加入亚硒酸钠和铜矿尾矿砂以喂养蚯蚓,进一步分析和比较了蚯蚓对硒和铜元素的富集作用。
2.
Simulation experiments on the accumulation of gold by cyanobacteria and green algae showthat: (1) Bacteria and algae have remarkable gold-enriching ability,but the enrichment ability differsamong different taxa; the enrichment ability of cyanobacteria iS stronger than that of green algae.
现代绿藻、蓝细菌富集金的实验模拟表明：菌藻生物对金有强烈的富集作用，但不同的生物对金的富集作用的强弱不同，蓝细菌较绿藻对金的富集作用强烈。
3.
The accumulation of heavy metals in mycelia of Qilingu and the effects of heavy metals on the growth of this fungus were investigated.
结果表明:麒麟菇菌丝对Hg、A s等重金属均有较强的富集作用,当培养基中重金属的浓度在0。
5) Dispersion
[英][dɪ'spɜ:ʃn] [美][dɪ'spɝʒən]
分散作用
1.
Photo-induced Enhancement of Dispersion of Nano-TiO_2 in Water Media;
光致增强TiO_2超微粉在水相中的分散作用
2.
FDN is a type of β-naphthalene sulfonic acid-based superplasticizer usually used in binding materials, and itsdispersion effect is realized through its adsorption.
FDN是胶凝材料最常用的减水剂,其分散作用是通过吸附实现的。
3.
The research work in this paper studies the dispersions of multi kinds of materials for nano-CaCO_3 by using free sedimentation and absorption.
本工作以纳米碳酸钙为对象，采用自然沉降法和吸光光度法，研究了多种物质的分散作用。
补充资料：生物富集作用
分子式：
CAS号：
性质：指生物体从周围环境中吸收不降解或难降解的化学物质，在体内积累，使生物体内该化学物质的浓度超过生物生长环境中浓度的作用。生物富集的程度可用富集系数来表示化学物质在生物体内的浓度与其在环境中的浓度的比值，单位为10-6。与环境中元素的地球化学性质、生物种类、生物器官组织、各生物生长阶段的生理特征和外界环境条件有关。
CAS号：
性质：指生物体从周围环境中吸收不降解或难降解的化学物质，在体内积累，使生物体内该化学物质的浓度超过生物生长环境中浓度的作用。生物富集的程度可用富集系数来表示化学物质在生物体内的浓度与其在环境中的浓度的比值，单位为10-6。与环境中元素的地球化学性质、生物种类、生物器官组织、各生物生长阶段的生理特征和外界环境条件有关。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条