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XRFCOCA⁶⁸⁰⁰²BNC¹⁰⁴⁵⁸⁴⁺⁶ 基本例句 =X-ray fluorescence X射线荧光¹⁰⁰ A micro- XRF spectrometer based on a monolithic capillary X- ray lensMCXRL and laboratory X-ray source is designed in order to carry out the XRF analysis of single aerosol particles. 为了利用实验室 X射线光源对大气颗粒物进行单颗粒 XRF分析,建立了基于整体毛细管 X光透镜和实验室 X射线光源的微束 X射线谱仪。 dictall And the examination is undamaged by adopting self- developed XRF-1000 X-ray fluorescence instrument to analyze unleaded solder and plate layer. 采用自行研制的 XRF-1000 X射线荧光仪对无铅焊料及镀层进行快速无损分析,其过程简单、结果准确、精度高。 chemyq Are the XRF calibration records current and are appropriate XRF standards used to verify calibration? 目前是否有 XRF校准记录于接近 XRF标准的方法用于确认精确度? www.6sq.net By using the melting method, the samples were made and matrix effect was overcome. This method is convenient and reliable to determine a multi element in ore by XRF. 采用熔融法制样, XRF分析方法,测定矿石中的多种元素,此法克服了基体效应,方便可靠。 chemyq Measurement of coating thickness in the proof- test of IC packages and metal cases using X-Ray Fluorescence XRF spectrometry is described. 介绍了在外壳检验中,应用 X射线荧光光谱法 XRF,对外壳的镀涂层厚度进行测试; magsci The traditional chemical analysis, distillation method and XRF were used to measure the sulfur content in desulphurize slag contained calcium sulfate. 分别采用重量法、蒸馏法和 X射线荧光光谱法测定含亚硫酸钙的脱硫灰中硫含量。 cnki The component of different thin film was characterized by energy disperse spectrum EDS and X-ray fluorescence XRF. 运用能量损失谱 EDS及 X射线荧光光谱 XRF对薄膜进行了成分标定; cnki The two main techniques that are discussed in this book are the x- ray fluorescence spectroscopy XRF and the x- ray fine structure analysis XAFS. 被在这本书里讨论的两种主要技术是 X光莹光分光学 XRF和 X光好的架构分析 XAFS。 tzhealth This paper described the determination of Ag in gold jewellery by the target line standard method of XRF. 采用 XRF靶线标准法测定了黄金饰品中银的含量。 dictall We have determined tin and lead contents in tin solder using the XRF fundamental parameter method without standard sample in this paper. 本文在无标样的情况下,用 X射线荧光基本参数法测定了焊锡中的锡和铅的含量。 chemyq X- ray Fluorescence XRF Spectrometry is an instrumental analytical technique for the elemental analysis of solids and liquids with minimal treatment. 射线荧光光谱法是一种用于固体和液体具有最小样品处理的元素分析的仪器分析技术。 ebigear Bromine content of brominated butyl rubber BBRwas determined by1H- nuclear magnetic resonance1H- NMR, wavelength-dispersive X-ray fluorescence spectrometry XRF and chemical titration respectively. 分别用1H-核磁共振1H- NMR法、 X射线-荧光光谱 XRF法和化学滴定法测定了溴化丁基橡胶 BBR的溴含量。 dictall Correction of matrix effect is a key part of XRF and, to a great extent, determines the accuracy of surveying data. 基体效应校正是 X射线荧光分析方法中关键的一环,在很大程度上决定了测量数据的准确度。 cnki Exciting small scale energy dispersion XRF by using radioisotope source to determine Pt in ornaments was reported in this paper. 研究了利用放射性同位素源激发小型能量色散 X射线荧光光谱法测定铂饰品中的铂。 cnki Fe, Al, Ca in silicon metal were measured by XRF using powder pressed method to prepare the sample. 通过压片法制备样片,用 X射线荧光光谱法测量工业硅中铁、铝、钙。 cnki In XRF analysis process, the absorption intensification- matrix effect obviously exist, for the source and formation conditions of the analysed elements' parent materials are different. 在 X射线荧光分析过程中,由于分析样品中元素的母质来源及形成条件不同,存在明显的吸收增强-基体效应。 dictall Introducing XRF analyzer, which can analyse quantitatively the content of each element in the clay quickly. 采用 X RF法能够快速地对高岭土中各元素进行定量分析。 chemyq Measurement of quantity Primary and Seeondary element on iron orc with XRF melting glass plate is presented. 试验了 XRF玻璃融片法测定铁矿石中主次量元素。 iciba Methods for measuring thickness of plated nickle coatings on metal cases are discussed, and proper procedures for measurement of coatings on metal cases using XRF spectrometry are dealt with. 探讨了金属外壳镀镍涂层厚度的测试方法;论述了应用 X射线荧光光谱法正确测量外壳镀层的方法。 magsci Most XRF manufacturers apply Important Cultural Thought, they just do assembly and paste their brands. 大多数 XRF厂商奉行拿来主义,做的就是组装贴个品牌的工作。 woolzx Results: XRF can determine the kinds and contents of the macro and the trace elements, PXRD will discriminate the false Ejiao that containing the crystalline material. 结果: XRF可对其宏量和微量元素的种类和含量进行测定, PXRD可对含有晶态物质的伪品阿胶进行鉴别。 yywkt The application of XRF portable analyzer in rapid analysis of the main element of ferroalloy has extended the application of this type of instrument to outside the mineral investigation field. 采用 XRF便携式分析仪进行铁合金主元素的快速分析研究,拓展了该类仪器在矿产调查领域以外的应用。 dictall The results showed that XRF could efficiently analyse the content of heavy metals in mining environment for the environment assessment of mining activity. 结果表明, XRF方法可以有效分析矿区环境中重金属的含量,进行矿业活动环境评价。 cnki The applicability in using thermodynamic methods to treat XRF data has been studied in detail, The work proved that the sub- regular solution modelSRSM can be applied to binary system. 本文探讨了用热力学方法处理 XRF数据的可行性,认为用亚正规溶液模型处理二元系是可行的。 cnki The XRF method was used to analyse nine kinds of trace elements in hair samples for three groups of people. 本文用 XRF方法测定人发样品中九种微量元素来分析比较人体的健康与疾病状况。 cnki There are some limitations to the correction of the matrix effect with Rhodes equation in XRF. 在能量色散X 荧光谱分析中,使用罗兹方程法校正基体效应,存在一定的局限性。 cnki Using chemical addition method to calibrate absorption effect, trace element in human hair are analyzed with X-ray fluorescence XRF. 通过化学加入法校正吸收效应,采用 X射线荧光分析法 XRF分析人发样品,确定人发中微量元素的含量。 cnki XRF is used to measure the thickness of zinc film. 采用 X射线荧光能谱 XRF测定了浸锌膜的厚度; cnki |