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1)  colloidal trace metal
胶体相痕量金属
1.
The effects of hydrodynamics on the concentrations of the colloidal trace metals Cd,Cu,Pb,Fe,Mn and Zn in Taihu Lake were studied by hydrodynamic disturbance simulation.
067);水动力作用主要通过改变上覆水各痕量金属总量和胶体有机碳(COC)浓度而影响胶体相痕量金属的浓度,而且,其影响存在一定的滞后效应;由于上覆水中COC浓度低于太湖水体,使得其对胶体相痕量金属浓度的影响比在太湖中显著。
2)  trace metal
痕量金属
1.
The influence of wind-wave disturbance on colloidal trace metals in the waters of Taihu Lake.;
风浪扰动对太湖水体中胶体态痕量金属含量的影响
2.
The exchange adsorption mechanism effect of trace metal on syspended particles;
痕量金属在悬浮颗粒物上的吸附交换机理
3.
A summarization of the interaction of colloidal particles and trace metal in natural water;
天然水体中胶体粒子与痕量金属相互作用研究
3)  trace metals
痕量金属
1.
Development of flow injection-chemiluminescence method in determination of trace metals;
流动注射化学发光法测定痕量金属元素的进展
2.
The different supplement dosage of trace metals Fe,Co,Ni on the improvement of the anaerobic digestion of Solid Waste from farming trade market is studied.
在完全混合工艺条件下对农贸市场的固体废弃物进行厌氧消化,分析消化过程中pH值、VFA(挥发性脂肪酸)、COD(化学需氧量)和产气量等随时间的变化情况,研究不同投加量的痕量金属Fe、Co、Ni对农贸市场固体废弃物厌氧消化的促进作用。
3.
Based on correlation coefficients and principal component analysis, Fe and Al were selected as the concentration normalizer for the different trace metals.
由相关系数和主成份分析 ,选择铁和铝作为沉积物中痕量金属浓度的均一化元素 。
4)  trace heavy metal
痕量重金属
1.
A ternary association complex[MIn+1]-[MB]+,which were formed by metals ions(Mn2+),iodine anion(I-)and methylene blue(C16H18ClN3S·3H2O,MB),was applied in the preconcentration of trace heavy metals(i.
在酸性条件下,利用金属离子、碘离子和亚甲蓝形成一种三元缔合物[MIn+1]-[MB]+,该缔合物极易溶于甲苯,通过N2能浮选于甲苯中,分光光度法测定,据此建立了复杂基质样品中痕量重金属银、铜、镉、铅的检测新方法。
2.
Having carried out a large number of experiments, this paper inquires into the application of the online enrichment device in the flame atom absorption, the optimum experiment conditions of the trace heavy metal in the water are measured, the foundation is established for the application of the online enrichment device to monitor the environment.
通过大量实验探讨了在线富集装置应用于火焰原子吸收法,测定水中痕量重金属时的最佳实验条件,为在线富集装置在环境监测中的应用,奠定了基础。
3.
The analyzing trace heavy metals are Pb、Cd and Cr with the raw coals include Pingdingshan bituminous coal, Jiaozuo anthracite coal, and Liupanshui lean coal.
选用的煤种为河南平顶山烟煤、河南焦作无烟煤和贵州六盘水贫煤3个煤种,分析的痕量元素为Pb、Cd和Cr3种痕量重金属元素。
5)  traces of heavy metals
重金属痕量
6)  Metal colloids
金属胶体
补充资料:胶体态金属
分子式:
CAS号:

性质:水体中的金属以胶体微粒的形式存在,即金属胶体态,包括金属水溶胶和胶体颗粒结合的金属,其中有无机和有机胶体结合的不稳定态金属与稳定态金属。在天然水体中主要与黏土矿物微粒、铁锰硅水合氧化物、腐殖酸等无机和有机胶体结合的金属。在污水中的镉,有一部分以胶体态存在,铁、铅主要为胶体态存在。

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