1、

Objective To verify the reliability of three methods with comparison between the Arsenical spot method ( rapid method), Silver diethyl dithiocarbamate method ( DDCAg method) and atomic absorption sepectrophotometry ( GF AAS method) for determination of arsenic ( As).

目的比对砷斑法(速测法)、二乙氨基二硫代甲酸银分光光度法(DDCAg法)、石墨炉原子吸收法(GF-AAS法)3种饮水砷含量测定方法的可靠性。

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2、

Scented tea is made by mixing and aromatizing tea leaves with scented flowers, letting the tea assimilate the fragrance of the flowers by taking advantage of the absorption of tea leaves.

花茶是由茶叶混合和芳香留给了花香味,让茶叶吸收采取了茶叶吸收利用花的香气。

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3、

A zinc& sulfuric acid system for the generation of arsenic hydride combined with an absorption system of a new argentic salt method was used to determine the arsenic content in tea.

本文将锌&硫酸砷化氢发生体系同新银盐分光光度法的吸收体系相结合,进行茶叶砷含量的测定。

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Its accuracy and optical resolution may be influenced by atmospheric absorption bands.

它的精密度和光学分辨力将受大气中吸收频带的影响.

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6、

The matrix aurum was extracted by ethyl acetate. The containing gold ethyl acetate was added into bismuth standard solution as matrix modifier, so as to match the sample, and determined by Graphite Furnace Atomic Absorption Spectrometry.

以乙酸乙酯萃取样品中基体金,将萃取样品后的含金的乙酸乙酯作为基体改进剂加入到铋标准溶液中,使得标准与样品的基体组成匹配,用石墨炉原子吸收法测定水相样品中的铋。

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Results have shown that, compared with adding aureomycin in feed, adding virginiamycin and aureomycin to feed can remarkably promote the growth and improve the absorption rate of feed.

结果表明:饲粮中添加维吉尼霉素+金霉素与添加金霉素相比,有显著促生长和提高饲料利用率的效果。

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8、

With microwave digestion and general digestion, the content of Pb and Cd in shrimp samples was measured by graphite furnace atonic absorption spectrometry ( GFAAS). in order to draw a systematic comparison between microwave digestion and general digestion.

采用微波消解与常规消解2种方法消解对虾样品,石墨炉原子吸收法(GFAAS)测定其Pb、Cd的含量,对样品中Pb、Cd的微波消解与常规消解分析方法做了系统的比较。

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9、

Study on the atomization mechanism in hydride generation atomic absorption spectrometry& ⅱ. the role of atomizer surface in atomization process

氢化物原子吸收机理的研究&Ⅱ.石英原子化器表面在原子化过程中的作用

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Determination of aluminium by atomic absorption spectrometry was reviewed. The methods of aluminium determination and their application, the interferent effects of the determination and elimination of interference and the atomization mechanism of aluminium were described and discussed.

对铝的原子吸收光谱法测定进行了综述,介绍了测定的方法、测定时的干扰情况和干扰的消除、铝的原子化机理、以及各种测定方法的发展概况和应用。

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Effect of temperature and oxygen pressure on oxygen absorption aging performances of Asphalts

温度和氧压对沥青吸氧老化性能的影响

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Investigation on oxygen absorption of Petroleum Asphalts and their constituents

石油沥青及其组分吸氧性能研究

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Atomic Absorption Spectrometry Determination for Metal Ions in Residual Oil& Carbon Black Slurry and Ashy Water

渣油炭浆及炭黑灰水中六种金属元素的原子吸收光谱测定

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The interaction mechanism of the effects of detergents and ashless dispersant on ZDDP have been studied with the circulating oxygen absorption oxidation test.

采用动态氧化试验考察了清净剂与无灰分散剂对ZDDP作用机理的影响。

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Fitting coefficients K were calculated by strength fitting calculation in Ashby formula, and the results are K0.75. ( 3) The energy-absorption characteristic of Al2O3k/ Al porous composites was studied.

计算了关于Ashby屈服强度公式中的拟合系数K,发现K0.75。(3)研究了Al2O3k/Al多孔复合材料能量吸收特性。

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Effects of Absorption of Asbestos to Calcium hydroxide on Properties of Asbestos Cement Products

石棉吸附氢氧化钙对石棉水泥制品性能的影响

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The surface of the natural and artificial fiber has been treated to improve the absorption, which is the hotspot in the field of high-performance medical dressings.

对天然或再生纤维素纤维和织物进行表面处理以提高其吸水性能成为了目前高性能医用敷料领域的研究热点。

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However, the Charcot's arthropathy of allogeneic joints and bony absorption still could be seen in some cases.

但冷冻仍难避免部分异体关节的变性与骨吸收,呈现类似关节失神经血管营养支配的Charcot氏关节炎病变。

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Effects of Absorption and the Reflection on Interior Surfaces on Antiparallel Two Wave Mixing

吸收及界面内反射对逆向二波混合的影响

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