用活性氧法测定黄酮粗品的抗氧化活性。
Active oxygen content was used to determine its antioxidant activity.
分股骨大粗隆、股骨颈、股骨头中心及股骨头负重区进行骨髓腔内压力测定。
The intramedullary pressure in trochanter major, femoral neck, center of head and load area of femoral head were measured respectively.
卵磷脂是一种天然表面活性剂,在许多方面有重要的应用价值。本文详细介绍了大豆卵磷脂的粗提、提纯、测定和改性方面的研究成果。
Lecithin is a natural surfactant. It has important application value aspects. In this paper, the purification, determination and modification of soybean lecithin in research are discussed in detail.
摘要本文建立了用硝酸硫酸预处理除去大量的铜,王水溶解,火焰原子吸收法测定粗铜中金的分析方法。
The gold in blister copper sample was pretreated with nitric acid - sulphuric acid to remove copper, digested with aqua , and determined by flame atom absorbance spectrometry.
方法采用盐析的方法对茶多酚粗品液进行处理,薄层色谱扫描仪进行酯型儿茶素含量的测定。
Methods Thin layer chromatography and salt out are adopted to determine the content of esterified catechins.
以半成熟椰子果皮为材料,采用常规方法测定了半成熟椰子果皮的粗灰分、钙、总磷的含量。
As material , adopt routine method determine half ripe Co cos nucifer L thick ash content , calcium , total content of phosphorus of peel wi th half ripe Cocos nucifer L peel.
测定粗苯重量比,有色谱法和蒸馏法两种方法,其中蒸馏法为仲裁方法。
There are two method to measure the weight ratio of crude benzene.
显微组织的粗化(老化)直接与使用时间和温度相关,因而可通过研究碳化物粗化动力学及测定碳化物尺寸来评定管段平均使用温度。
Coarseness of the microstructure is take-and temperature - dependent. Thus, a "mean" operating temperature may be estimated with study of the coarsening kinetics and measurement of carbide size.
采用数字图像分析技术对混凝土边界效应层中的粗骨料分布特性进行了测定。
The distribution characteristics of coarse aggregate in wall-affecting layer of concrete were studied by digital image processing technology.
本文主要介绍粗粒级手选废石、冶炼炉渣及二者按不同比例混合料的压缩性能测定方法。
The compression property test method of coarse fraction hand sorting waste rock, smelter slag and their mixed filling materials had been introduced in this paper.
本文测定了普通念珠藻的粗蛋白、粗脂肪、糖及矿物质营养元素的含量。
In this thesis the crude protein, crude fat, sugar and mineral clement of Nostoc Commune was detected.
方法水提醇沉法分离出粗多糖,采用蒽酮一硫酸法制得有色糖醛衍生物,用分光光度法进行含量测定。
Methods The polysaccharide were extracted with hot water and precipitated with alcohol, The contents of polysaccharide were determined by sulfuric acid-anthrone method by UV spectrophotometry.
本法已应用于锡基轴承合金、巴氏合金及含有锡或锑的粗铜中铜的测定,效果良好。
This method has been employed with good results for determining copper in tin-based bearing alloy, Babbitt alloy and crude copper containing tin and antimony.
本文第一部分以玉米粉末样品,用漫反射法测定玉米粗蛋白含量,研究了近红外仪器能量变化对分析模型预测效果的影响。
In the first part of this thesis, the effect of NIR instrument's energy level on the model predictive power was studied with maize sample.
用该方法进行T_4 - RNA连接酶制备过程的活力测定表明,该方法适合于纯酶制剂的活力测定也适合于粗酶制剂的活力测定。
Observations made during the purification of T_4-RNA ligase show that this method is suitable for both the pure enzyme and the crude enzyme.
自制粗茶多糖呈灰白色粉末状,用葡萄糖做标准曲线,蒽酮-硫酸法测定其含量为15%。
The crude TPS, extracted from green tea in this laboratory, was a kind of powdery and gray material, and contained polysaccharides about 15% by anthrone-vitriol method employed glucose as standard.
方法:建立猕猴桃根多糖的含量测定方法,以脱色率为指标,采用单因素试验法,通过优化与比较聚酰胺和DA201型大孔吸附树脂对猕猴桃根粗多糖的脱色作用。
Methods:To determine RACP by HPLC; The index is decolorate rate and haplo-factor method is adopted through comparing and optimizing the polyamide with DA201 gum on the decolorization of RACP.
d以后,测定叶片中丙二醛(MDA)的含量、测量对株高、茎粗、叶面积、腋芽的发生作用、比较不同处理的开花时间。
19 days later, the height of plant, the thick of stalk, the leaf area, the content of MDA of leaves and the time of bloom are measured.
方法:采用乙醇浸提法提取多糖,紫外分光光度苯酚-硫酸显色法测定粗多糖含量。
Methods: the polysaccharide was extracted with ethanol and the polysaccharide content was wired by UV spectrophotometry phenol -sulfuric acid color method.
并对5条样线上的样点分别采样,对互花米草和芦苇的粗蛋白、酸性洗涤纤维及中性洗涤纤维分别进行了测定。
The samples were collected from the sampling sites along 5 sampling lines, with the crude protein, acid detergent fiber (ADF), and neutral detergent fiber (NDF) analyzed.
室内初步测定了部分菌株的发酵粗提液的杀线虫活性,获得五株杀线虫活性较强的菌株。
Five strains with strong nematicidal activity were obtained in the analysis with the fermentation liquid extract of some isolates.
室内初步测定了部分菌株的发酵粗提液的杀线虫活性,获得五株杀线虫活性较强的菌株。
Five strains with strong nematicidal activity were obtained in the analysis with the fermentation liquid extract of some isolates.
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