查询词典 trace elements

In this paper, the determination of trace elements including copper, manganese,cobalt, nikel and chromium in lead metasilicate by atomic absorption spectroscopyhas been investigated.

本文提出用火焰原子吸收分光光度法测定硅酸铅中的微量元素铜、锰、钴、镍和铬，并探索了样品中可能存在的干扰元素及溶剂介质酸度对测定的影响。

Mass of nocuous pollutants, such as PCDD/PCDFs, NOx, trace elements and fly ash, will be induced in the combustion process.

垃圾焚烧是多种燃烧形式综合的过程，其燃烧伴随着污染物的产生，例如二恶英、NOx、重金属和粉尘等。

Huadu wenquan agreggate of wenquan metres deep, well produced water temperature 63 ° c, water quality is low sodium salt and calcium carbonate, magnesium - quanshui radiopathological deversified orignate of the beneficial and trace elements of the human body, are more than thenaturaldrinking water quality of international standards, as far as experts, long-term drinking and bathing, softening, lower blood pressure vessel, regulating the nerve function, and the prevention of ccvd, osteoarthropathy and dysfuntion spirit caused by a variety of diseases.

花都温泉的温泉井深1500米，出水温度63℃，水质量属低钠盐、重碳酸钙镁型，泉水富含多种有益与人体的矿物质微量元素，均超过天然矿泉水水质的国际标准，据专家论证，长期饮用和沐浴，具有软化血管、降低血压、调节神经等功效，而且可以起到预防心脑血管疾病，骨关节病及精神功能紊乱等引起的多种疾病。

ICP-AES method was applied for the determination of the trace elements in Oxytropis Ochrocephala Bunge and for the analysis of the relationship between the contents of and its toxicology.

采用ICP-AES测定了黄花棘豆中的微量元素及其含量，分析了微量元素含量与其毒理学的关系。

In this section, the distributions of trace elements among vitrinite, inertinite and minerals, as well as their organic affinities are calculated by the introduction of Solari method and by the petrological analysis to all fractions obtained in the sink-float experiments.

通过浮沉试验，结合煤岩学分析，运用Solari方法，首次计算了不同地质背景煤中各种微量元素在镜质组、惰质组及矿物中的分配比例，并计算了微量元素的有机亲和性。

ObjectiveTo study the contents and distribution of trace elements of Phellodendron chinense Schneid.

目的研究不同产地及生长年限川黄柏微量元素的含量及分布特征。

Therefore, a separation and preconcentration step prior to the analysis of trace elements is essential.

因此，结合分离富集技术对试样进行适当的预处理往往是十分必要的。

Solid-phase extraction is an effective tool for the preconcentration of trace elements and their separation from various sample constituents.

固相萃取是微量元素预浓缩以及从复杂组成样品中将其分离出来的有效工具。

Theresults showed that certainly licorice zinc can remit the toxic-side effect ofCa-DTPA in respect of rat's body weight,exterior appearance,ranal injuryand deficiency of necessary trace elements such as Zn,Mn,Cu;that thetoxic-side effects of Ca-DTPA actually are relative to losing some necessarrtrace element...

两组动物各有一半在给药期间每日口服0.6g 甘草锌。同时，还分别用甘草铵和 ZnSO_4做比较实验。结果表明甘草锌确能减轻 Ca-DTPA 对大鼠体重、外观、肾脏病变和微量元素含量的不良影响。比较实验的结果表明，Ca-DTPA 的毒副作用实际上是与微量元素 Zn的丢失相关，而甘草锌的缓解效果主要是通过补锌达到的。

The trace elements and flavonoids were analyzed by ICP-AES and AlCl3 colorimetry, Results show that the content ranged from 48.0-526.8μg/kg and there were abundant zinc in Hibiscus sabdariffa and Tribute Chrysanthemum.

实验测得微量元素中有益微量元素锌含量范围为48.0-526.8μg/kg，玫瑰茄和贡菊含有丰富的锌；茶花、玫瑰茄含有丰富的锰等；而毒性微量元素铅的含量范围是1077.1～16157.8μg/kg，都未超标。

Tom: You are right, he worked hard all the time.

你是对的。他一直都是努力工作。

Take shortcomings,failures,and mockings of others as commonplace and a drive to complete oneself,hold your own opinion over the evalution and disscution divested from others,afterwards sink into the state of eliminate mistakes if any or encourge oneself being not being influenced by the sayinngs of others or having no ideas to do.

把缺点、失败及别人的耻笑等看成是一种常事，当成完善自己的动力，对别人的评价和议论自己心中有主见，做到&有则改之，无则加勉&，不为人言所左右或无所适从。