As a new tool for trace-element analysis and elemental spatial distribution analysis in microarea, scanning proton microprobe (SPM) is becoming more noticeable.
扫描核探针技术作为一种新的微区痕量元素分析及元素微区分布分析手段越来越引人注目。
Climate and land use are important factors in trace element distribution.
气候和土地利用是影响地下水中微量元素分布的主要原因。
From the chemical composition, trace element, inoculation and thermal exchange of metal mold casting, the principle of chill formation and the effective methods for preventing chill were studied.
文章从铸铁的化学成分、微量元素、孕育处理及金属型的热交换方面叙述了产生白口的原理及防白口的有效方法。
Returns a string representation of this stack trace element.
返回当前堆栈跟踪元素的字符串形式。
Previous research has suggested that selenium plays a role in keeping the immune system healthy, and that HIV patients tend to show a depletion in the trace element.
以往研究表明硒在保持免疫系统健康方面发挥重要作用，并且艾滋病患者表现出微量元素缺乏。
The trace element content of 240 children with repetitive respiratory infection was detected and studied.
检测了240例反复呼吸道感染患儿血微量元素含量。
The Al, Pb, Cu, Cd, Fe, Sn etc trace element in the electrolytic zinc were accurately and quickly measured by using ICP-AES method.
采用ICP—AES法准确、快速地测定电锌中的铝、铅、铜、镉、铁、锡等微量元素，并对方法的准确度和精密度进行了检验。
Selenium is a kind of necessary trace element to living beings.
硒是生物的一种必需微量元素，它与工农业生产及人类健康关系密切。
Objective To study on the relation between trace element in hair and hypertension.
目的探讨原发性高血压与头发中微量元素的关系。
Through the study about lanthanon and trace element, we can obtain the Guanghan claypan formation that has the homologous ingredient characteristic.
通过对微量元素和稀土元素的研究，可以得出广汉粘土层的形成具有同源成分特征。
The results show that medium composition, trace element concentrations and fungi strains can affect the bioconcentrating action of edible fungi.
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。
There existed two common factors called macroelement factor and trace element factor, which indicate the contents of macroelements and trace elements in the plants respectively.
因子分析中认为存在大量元素与微量元素两个公共因子，分别代表着植物中大量元素与微量元素的含量状况。
Equilibrium of trace element includes equilibrium of all elements in human body and equilibrium of proportion among various elements.
微量元素的平衡包括整体元素在人体中的平衡，微量元素之间比例的平衡。
Therefore, the element ratios can be applied to the study of trace element characteristics of rocks in the tholeiite source region.
因此研究拉斑玄武岩源区岩石中的微量元素特征可以采用元素比值的方法。
The biochemical specificity, function, absorption principle, production, application and development on research of organic trace element are elaborated in this article.
本文综述了有机微量元素的生化特性、功能作用、吸收机理、生产应用和研究进展。
Objective To observe the impact of trace element changes on hair structure by testing the hair of children with abnormal trace elements.
目的对微量元素异常患儿的头发进行检测，观察微量元素变化对头发结构产生的影响。
The existing state of trace element in coal and variation of operation conditions have great effects on the enrichment of trace element in fly ash and bottom slag.
微量元素在煤中的赋存形态和锅炉运行工况的变化影响微量元素在底渣和电除尘器飞灰中的富集。
Methods: to determine the contents of 14 sorts of trace element in Fanbai Grass by atomic spectrometer.
方法：用原子吸收分光光度法测定了翻白草14种微量元素的含量。
It has many similarities to the greenstone belt in respect to the sequence of metamorphic complex, petrochemistry and trace element characters.
从变质杂岩地层层序、岩石化学、微量元素特征来看，它与绿岩带有许多相似之处。
The wild benthic Marine algae include rich nutrient and trace element and active substance of biology.
野生底栖海藻含有丰富的营养，尤其是微量元素和生物活性物质。
The geochemical indicators, such as mineral, trace element and isotopic geochemistry and organic geochemistry indices, are of the most importance in the study of anoxic environment.
在缺氧环境的研究中，地球化学指标如矿物、微量元素、同位素和有机地球化学指标最为重要。
And according to the mineral composition, chemical composition and trace element content, the evolution series of the magma is redefined.
并依据各单元的矿物成分、化学成分、微量元素含量的变化，重新厘定了岩浆的演化顺序。
The sewage irrigation still is the major influencing factor on soil trace element variation during the agriculture production.
污水灌溉仍是农业生产中土壤微量元素变化的主要影响因素。
Conclusion the toxicity of lead on neuron development might related to the change of trace element concentration, reduction of antioxidation ability and increasing apoptosis in brain.
结论铅的发育神经毒性与中枢神经系统铜等微量元素的改变、抗氧化能力下降及由此所致的细胞凋亡数量增加有关。
Chromium is an essential trace element for organism and the essential ingredient to keep GTF's activity.
铬是人和动物所必需的微量元素，是GTF(葡萄糖耐量因子)的必要活性成分。
Trace element test results are affected by various factors and the establishments of reference intervals are also complicated.
微量元素检测受到多种因素的影响，其正常参考区间的建立也显得非常复杂。
The results showed that the effects of different middle and trace element fertilizers on Brassica chinensis were different.
结果表明，小白菜对施用的各种中量、微量元素在不同质地的土壤上有不同的响应；
The nutritive indexes of several ingredients, such as amino acid, trace element, vitamine, etc.
测定了芦蒿不同部位的氨基酸、微量元素、维生素等营养指标。
The nutritive indexes of several ingredients, such as amino acid, trace element, vitamine, etc.
测定了芦蒿不同部位的氨基酸、微量元素、维生素等营养指标。
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