Objective To establish a fast and accurately method of determination of fluorine in coal, hair and food by combustion-hydrolysis-ion selective electrode method.
目的建立一种快速、准确的高温燃烧水解氟离子选择电极法测定煤、头发和食物中氟的方法。
Comparing to traditional plate count method, Impedance method was a rapid, accurate and convenient method of determination of bacterial Numbers in raw milk exporting.
同传统平板计数方法相比,阻抗法检测鲜牛奶中细菌总数不仅快速、准确,且操作简便。
The method of determination of silicon in Mn - si alloy with potassium fluosilicate titration is introduced. On the best test condition, disturbance element is removed.
介绍了用氟硅酸钾滴定法测定硅锰合金中硅的方法,选择确定了最佳实验条件以及干扰的消除。
For the designed dynamic Angle measurement system with grating wedge-plate interferometer, a new method of determination of the zero-point of dynamic measurement is proposed.
针对长导轨直线度传统测量方法中存在的问题,研制了一种基于激光楔形平板剪切干涉测量的便携式激光干涉准直系统。
In the experiment, the method of determination of impulse scale factor of visual instrument and the effect of measuring the time parameters with visual instrument are studied.
用试验初步研究了确定虚拟仪器冲击刻度因数的方法和虚拟仪器测量时间参数的效果。
The new method of determination of nitrogen content was established by directly determining the absorption of ammonia in the alkaline medium with atomic fluorescence spectrophotometer.
在碱性条件下,用原子荧光分光光度计直接测定氨的吸收,建立了定氮新方法。
Method of determination of cyclohexanone oxime concentration in esters gained in liquid phase Beckmann rearrangement is set up in the paper, which is a basis of the above reaction kinetics.
本文建立了己内酰胺液相重排反应转位酯中环己酮肟含量的测定方法,为环己酮肟液相重排反应动力学的研究奠定了基础。
The method of determination of copper in light oil by air-acetylene flame atomic absorption was discussed in this paper, and the extraction and enrichment of copper in light oil was reviewed.
探讨了用原子吸收空气-乙炔火焰连续测定轻质油中痕量铜的方法,并考察了轻质油中铜的萃取富集方法。
In this paper, authors report a method of determination of the essential oil content in natural flavour spices with only small quantities of the spices, oxidized method with potassium dichromate.
本文提出了使用少量样品准确地测定天然调味香料中精油含量的方法——重铬酸钾氧化法。
The method of determination, after L-cysteine pre-reduction, with microwave digestion-hydride generation-atomic fluorescence spectrometry was used to analyze the arsenic and stibium in dyestuffs.
采用微波消解-氢化物发生-原子荧光光谱法,用L -半胱氨酸预还原法,对染料中砷和锑进行了分析,讨论并确定了实验最佳测定条件。
In this paper, a method of determination of the freezing point with "a ice water bath of lower and unchanged temperature, lower cold in part, airtight tube, stirring with a machinery" is reported.
采用“固定冷浴温度、局部过冷、密封样品管、机械搅拌”的方法进行溶剂或溶液凝固点测量,与传统方法相比,它具有操作简单、结果准确、重现性好的优点。
Establish a method for the determination of quinapril and its active metabolite quinaprilat in human plasma.
建立一种方法测定人血浆中喹那普利及其代谢产物喹那普利拉的浓度。
A method of HPLC has been established for quantitative determination of concentrations of acetolysis.
建立了高效液相色谱法测定溶出度的方法。
This is a method of sex determination known as haplodiploidy.
这是一种性别决定的方法,叫做单倍二倍体。
A ultra performance liquid chromatography-tandem mass spectrometry(UPLC-MS/MS) method was developed for determination of altrenogest and chlormadinone in swellfish.
研制出了测定河豚中烯丙孕素和氯地孕酮的超高效液相色谱-串联质谱检测方法。
Of course, a regular method can also decide what code to run based on runtime conditions, so there is nothing fundamentally new about this concept of runtime determination of what a "method" does.
当然,普通的方法也可以根据运行时条件确定要运行哪些代码,因此,关于在运行时确定“方法”处理的概念不存在什么特别新的内容。
Petroleum products - Determination of aromatic hydrocarbon types in middle distillates - High performance liquid chromatography method with refractive index detection.
石油产品。中间馏分产品中芳香烃类的测定。用折射指数检测的高性能液相色谱法。
Aim Method for the determination of erythromycin ethylsuccinate(EES) by ion suppression chromatography (ISC) was developed and the influenc factors on ISC were investigated.
目的建立离子抑制色谱法测定琥乙红霉素原料的含量及有关物质的方法,并研究其影响因素。
Conclusion: the method is simple, accurate, reproducible and suitable for the determination of polysaccharide in cultivating liquid of photosynthetic bacteria transforming ramulus viscid.
结论:所用方法操作简便,重复性好,适用于光合细菌转化槲寄生培养液中多糖的含量测定。
AimTo establish a reversed-phase liquid chr om atographic (LC) method for simultaneous determination of tetramethylpyrazine (TM P) and aspirin in a new compound formulation.
目的建立一种反相液相色谱法用于新复方制剂中川芎嗪和阿司匹林含量的同时测定。
The result showed that the rate of veracity of this method was high and this provided the determination of schisandrin B of pharmacognostic and finished products a feasible method.
结果表明,此方法准确度较高,为五味子生药及成品药中五味子乙素含量测定提供了一种切实可行的方法。
The new method in the determination of negative ion surface-active agent is introduced, comparing with methylene blue method, it have merits of simple operation step and little dosage.
介绍了水中阴离子表面活性剂测定新方法,该法与亚甲蓝法比较,具有操作步骤简单,萃取剂用量少的优点。
Using thymol-sodium hypobromite as chromogenic reagent, and extracting the colour formed with butanol, a spectrophotometric method for the determination of arginine in fermentation broth was studied.
以百里酚的次溴酸钠溶液为显色剂,用正丁醇萃取显色产物,以分光光度计比色测定有机相的吸光度值。
The above results show that determination of hoof fluoride is a practicable method of monitoring of environmental fluoride pollution in time and of early diagnosis of endemic fluorosis.
以上结果指出,测定蹄氟是及时监测环境氟污染与早期诊断地方性氟病的一种比较理想的方法。
The above results show that determination of hoof fluoride is a practicable method of monitoring of environmental fluoride pollution in time and of early diagnosis of endemic fluorosis.
以上结果指出,测定蹄氟是及时监测环境氟污染与早期诊断地方性氟病的一种比较理想的方法。
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