利用质量平衡实验验证了切向超滤实验对痕量金属回收的可行性；
The mass balance experiment shows that it is feasible to recover trace metals by cross flow ultrafiltration experiment.
讲授基本概念以理解水系统的无机物种类的行为，例如碳酸盐和痕量金属。
To teach fundamental concepts for understanding the behavior of inorganic species, such as carbonate and trace metals, in aquatic systems.
用原子吸收和喷焰光谱法测定燃气涡轮机燃料中痕量金属的试验方法05。
Test Method for Trace Metals in Gas Turbine Fuels by Atomic Absorption and Flame Emission Spectroscopy 05.
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.
随着排放强度和气象条件的改变，痕量金属的月平均质量浓度也发生相应变化。
It is found that the mean mass concentrations varied from month to month due to changes in emission intensity and meteorological conditions.
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。
Based on correlation coefficients and principal component analysis, fe and al were selected as the concentration normalizer for the different trace metals.
区域出露的岩性、气候、湖盆及水文等为盐湖水中富集痕量金属创造了有利条件。
The rock types, climate patterns, lake basin and hydrological conditions in this region are contributory to the enrichment of trace elements in salt lake waters.
方波溶出伏安法(SWASV)是测定痕量金属离子的一种高灵敏度的电化学方法。
Square wave stripping voltammetry (SWASV) was a high sensitivity electrochemical methods to detect the trace metal ions.
不同的聚合物技术已经进化为痕量金属分析。一般来说，技术面临两大标题：破坏性技术和非破坏性技术。
Different techniques have evolved for trace-metal analysis of polymers. In general, techniques come under two broad headings: destructive techniques and non-destructive techniques.
胶体态痕量金属的含量主要受COC含量、痕量金属总量等因素的影响，但归根结底均受制于风浪的扰动作用。
The contents of colloidal trace metals were mainly influenced by the factors of COC content and total trace metals, but were all affected by the wind-wave disturbance action fundamentally.
对南沙海区微表层和次表层中溶解态痕量金属铜、铅、锌、镉的含量进行了测定，并探讨了其与DOC的关系。
The content of dissolved trace metals (Cu, Pb, Zn, Cd) in the surface microlayer and subsurface water in the Nansha region was determined.
芳香族二胺聚合物修饰电极在痕量金属离子的探测、污水处理乃至重金属离子传感等方面都显示出极大的应用潜力。
Poly (aromatic diamine) -modified electrodes have shown potential applications in detection of trace heavy metal ions and the treatment of polluted water, and they can be as heavy metal-ion sensors.
原子吸收光谱法已证明是一种用于测定痕量的金属浓度的灵活多用的仪器。
Atomic absorption spectroscopy has proved to be a versatile tool in measuring concentrations of trace metals.
法已证明是一种用于测定痕量的金属浓度的灵活多用的仪器。
Atomic absorption spectroscopy has proved to be a versatile tool in measuring concentrations of trace metals.
电位溶出法在环境无机痕量分析尤其金属元素测定方面得到了广泛的应用。
Stripping analysis has been widely recognized as a powerful tool for trace metal analysis.
金属样品的共振激光烧蚀可以作为一种高灵敏的痕量探测技术，近年来受到越来越广泛的重视。
Resonant laser ablation of metal is a very important experimental method, because it can be used as detection technique of trace element with high sensitivity.
石油产品中痕量砷的存在可使某些贵金属催化剂中毒，为此研究出了一种简单、快速的测砷方法。
Trace amount of arsenic in petroleum products is poisonous to some catalysts containing noble metals. Therefore, a cheap and fast method for arsenic determination is searched.
在过去的二十年中，利用固相萃取技术从环境样品中萃取分离富集痕量重金属离子越来越受到人们的重视，应用日益广泛。
In the past twenty years, the use of solid phase extraction techniques has become increasingly popular for separation and preconcentration of trace elemens in environmental samples.
痕量、超痕量贵金属元素的简单、高灵敏度、多组分连续或同时测定方法的研究具有一定现实意义。
Some new achievements of the analytical methods for successive and simultaneous determination of precious mental elements were introduced in the present paper.
阐述了新一代ICP - MS在有色金属材料痕量元素检测分析中质谱干扰和非质谱干扰问题及其克服新技术。
It discusses the mass spectral interference and non-interference in the detection of trace elements in non-ferrous materials by using a new generation of ICP-MS and its new technology.
本文研究了电热原子吸收光谱测定痕量铬时几种常见金属离子的干扰作用。
The interferences of matrix components(in chlorides) with chromium absorption in electrothermal atomic absorption spectrometry(ETAAS) were investigated.
水体中有毒重金属离子和有机物对生物体造成极大的危害，其痕量分析颇具研究价值。
Toxic heavy metal ions and some toxic organic compounds in water are great threats for human beings and living organisms, so their trace analyses are very important.
水体中有毒重金属离子和有机物对生物体造成极大的危害，其痕量分析颇具研究价值。
Toxic heavy metal ions and some toxic organic compounds in water are great threats for human beings and living organisms, so their trace analyses are very important.
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