测定
- 与 测定 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The methods determing the groups in the modified starch have been developed, that is acidimetry for the basicity of acidified starch, complexing titration for the substitution degree of carboxymethyl starch, and heat paste titration and carbonyl process respectively for the carboxyl and nitrogen of oxidized starch.
建立了以酸碱滴定测定酸化淀粉的碱量、络合滴定法测定羧甲基淀粉的取代度、热糊滴定和羟胺法测定氧化淀粉中羧基及羰基、消化定氮测定阳离子淀粉等几种变性淀粉的基团分析方法。
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A method for AAS determination of Palladium in Aluminum oxide matrixs by microwave digestion was reported in this paper.
报道了微波消解- AAS 法测定氧化铝为载体的钯催化剂中钯的新方法,试验了微波消解溶样条件(溶解试剂、压力、时间和功率等),研究了测定介质的影响,通过在样品测定液中加入铝基体至铝浓度为4 mg/mL,消除了铝对钯测定的干扰。
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Objective: To establish the determination method of amygdalin in bitter almond by HPLC.
目的:建立苦杏仁中苦杏仁苷的HPLC测定方法;方法:通过单因素考察确定样品处理方法,建立 HPLC 测定方法并进行方法学考察,与药典法进行比较试验;结果:用HPLC法测定苦杏仁中苦杏仁苷含量高于药典的滴定法,方法学考察各项指标均符合要求;结论:用HPLC法测定苦杏仁中苦杏仁苷含量灵敏度高、重复性好,样品处理方法简便,可代替滴定法。
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The basic principle, advantage, disadvantage and the improvement for measuring liquid surface tension with different methods were described. The methods were capillary rise method, Wilhelmy plate method, pendent drop method, drop volume method, maximum bubble pressure method. The problems in the surface tension measurement of wide temperature and pressure range, the chosen of experimental methods and the development tendency of these were introduced especially in this paper.
本文着重介绍了几种液体表面张力的测定方法(包括毛细管上升法、Wilhelmy盘法、悬滴法、滴体积法、最大气泡压力法),包括这几种方法的测定原理、优缺点及改进方法,特别指出了宽温度和压力范围的表面张力测定存在的问题,实验方法的选择及表面张力测定方法的发展趋势。
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The basic principle,advantage,disadvantage and the improvement for measuring liquid surface tension with different methods were described.The methods were capillary rise method,Wilhelmy plate method,pendent drop method,drop volume method,maximum bubble pressure method.The problems in the surface tension measurement of wide temperature and pressure range,the chos...
本文着重介绍了几种液体表面张力的测定方法(包括毛细管上升法、Wilhelmy盘法、悬滴法、滴体积法、最大气泡压力法),包括这几种方法的测定原理、优缺点及改进方法,特别指出了宽温度和压力范围的表面张力测定存在的问题,实验方法的选择及表面张力测定方法的发展趋势。
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The useful and important tests of sensibility are: testing the vibratory sensation with tuning fork, vibrometer testing for vibratory thresholds, von Frey testing (determined by Semmes- Weinstein nylon monofilaments or Pressure- Specifying Discriminator) for cutaneous pressure thresholds, measurement of static and moving two- point discrimination with the Disk- Criminator, Moberg's ninhydrin test, O'Rain skin wrinkling test, Picking- up test, Tinel's sign and electrodiagnostic test.
此文对临床上重要且实用的皮肤感觉功能测定方法如音叉皮肤振动觉定性检查、振动觉阈的振动器定量测定、Semmes-Weinstein尼龙单丝或Pressure-SpecifyingDiscri minator行皮肤压觉阈的测定、用Disk-Criminator进行静止和运动的两点辨别觉测定、茚三酮试验、O'Rain指腹皮肤皱缩试验、捡物试验、Tinel's征电生理检查以及这些检查方法在神经断裂、神经卡压及神经损伤或修复后的恢复等情况中的应用和评价作一讨论。
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Sealing wax densimetry is suitable for the density determination of mineral drugs and their calcined products with its high accuracy, whereas direct densimetry' is not suitable for the density determination of mineral drugs and their calcined products.
直接密度测定法不适用于矿物药及其煅制品的密度测定,而封蜡密度测定法准确度高,较适用于矿物药及其煅制品的密度测定。
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reitman method to measure ALT and AST; bilirubin oxidase method to measure total bilirubin and conjugated bilirubin; biuret method to measure serum general protein; bromocresol purple method to measure serum albumin; enzymic colorimetric method to measure serum bile acids; benzyl aldehide azo naphthol method to measure monoamine oxide.
赖氏法。测定 ALT 和 AST;胆红素氧化酶法测定总胆红素和结合胆红素;双缩脲法测血清总蛋白;溴甲酚紫法测定血清清蛋白;酶比色法测定血清胆汁酸;苄醛偶氮萘酚法测定单氨氧化酶
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The chemical analysis of N, P and K in organic fertilizer is presented: sample is decomposed by sulfuric acid-hydrogen peroxide and prepared to be a solution. N can be determined by NC-2 model quick N analysis set, P by chinoline molybdic acid method and K by tetraphenylboron potassium, needless of spectral photometer and flame photometer, the method is available when the content of N, P or K is over 0.1% with desired accuracy and precision.
介绍用化学分析方法测定有机肥料氮、磷、钾的含量,即样品经硫酸-过氧化氢消化后,制备待测溶液,分取待测溶液用NC-2型快速定氮仪测定氮,用磷钼酸喹啉重量法测定磷,用四苯硼酸钾重量法测定钾,不需使用分光光度计和火焰光度计,适宜一般复混肥料厂采用,对含氮、磷、钾分别达0.1%以上的样品均可用本法测定,方法的准确度和精密度能满足生产的要求。
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This paper introduced a single antioxidant extraction system--5% sulphosalicylic acid which could extract and assay ASA/DHA and GSH/GSSG simultaneously. Through analysis of kinetic curve of DTNB-GR recycling, the suitable time parameter was selected for the measurement GSH/GSSG. This system made the extraction of antioxidant quick and easy, and enhanced the accuracy, reproducibility and comparability for the antioxidant measurement through it compared to original method of extraction and measurement.
文章介绍了在一个单一提取系统—— 5 %磺基水杨酸中同时提取并测定了抗氧化剂 ASA/DHA和 GSH/GSSG,通过 DTNB— GR循环的动力学分析固定了 GSH/GSSG测定的最佳时间参数;通过与原提取和测定方法的比较,此法对于测定抗氧化剂有很好的准确性、重复性和可比性,使抗氧化剂的提取和测定变得简便快速。
- 推荐网络例句
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Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".
歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车,和一双合并为一移交&整个lotta爱&。
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This is Kate, and that's Erin.
这是凯特,那个是爱朗。
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Articulate the aims, objectives and key aspects of a strategic business plan.
明确的宗旨,目标和重点战略业务计划。