测定法

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。

Methods: The sample extraction method of total flavonoids, including water bath water bath reflux extraction and ultrasonic extraction method, the sample determination of total flavonoids, including aluminum nitrate chromogenic method and direct color method, the sample determination of antioxidant flavonoids, including FRAP method and DPPH method.

样品总黄酮提取方法包括恒温水浴回流提取法和恒温水浴超声波提取法，样品总黄酮含量测定方法包括硝酸铝显色法和直接显色法，样品总黄酮抗氧化性测定方法包括FRAP法和DPPH法。

They were separated by using DEAE-cellulose column chromatography. Their structures were determined by IR and GC-MS. The contents of the total polysaccharide, 3,6-anhydrogalactose and sulfate were analyzed by the methods of anthranone-sulfuric acid, resorcin and BaCl2 turbidimetry.

分别用蒽酮—硫酸法、间苯二酚法、BaCl_2比浊法测定多糖样品的总糖含量、3，6-内醚半乳糖含量和总硫酸基含量；用红外光谱法确定多糖样品的特征基团；用气质联用法初步测定麒麟菜硫酸多糖的化学组成。

In order to provide some scientific data for judging biological toxicity and bioavailability caused by heavy metals in sediments in Guilin, China, for the first time, the authors sampled sediments in different water areas in Guilin, and determined AVS by P-Amino dimethyl aniline dihydro chloride photometry through a set of acidification-ventilation-absorption AVS reaction unit, determined copper, lead, zinc, cadmium and nickel with tomic absorption spectrophotometry, mercury and arsenium with atomic fluorescence, and cipangopaludina cathayensis was selected as the tested species for bioavailability experiment.

首次以桂林水系沉积物为研究对象，通过酸化－吹气－吸收装置，用对氨基二甲基苯胺光度法测定沉积物中AVS含量，用原子吸收分光光度法测定SEM和间隙水中Cu、Pb、Zn、Cd、Ni含量，用原子荧光法测定Hg、As含量。

Patients with a body mass index≥25㎏/㎡ and patients with cardiac cachectic, hypertension, diabetes, hyperthyroidism, hepatorenal disease, cerebral vascular disease, pulmonary embolism ,malignant tumor ,connective tissue disease and infective disease were excluded from the study.

空腹血糖采用氧化酶法测定；应用ELISA法测定血浆leptin、INS及TNF-α水平；胰岛素抵抗指数为FPG与空腹血浆胰岛素的乘积除以22.5，然后取自然对数，即Homa-IR=㏑（FPG×FINS/22.5）；应用改良Simpson法测定LVEF。

Reproducibility, recovery rate, filate range, interference of haematolysis and lipaemia were evaluated by NCCLC system, and then the results were compared.

用钒酸氧化法、改良J—G法和胆红素氧化酶法测定血清中的总胆红素，按NCCLC评价方案系统评价其重复性、回收率、线形范围及溶血、脂血对胆红素测定的干扰影响，然后对测定结果进行比较。

The content of endogenous hormones, including IAA, ABA, GA3 and ZT, and phenol compounds were measured using HPLC, anti that of total sugar and total nitrogen were analyzed by the methods of hyposulphite titration and nitrogen.

采用高效液相色谱法测定插穗内源激素（IAA、ABA、GA3和ZT）和酚类化合物的含量，硫代硫酸钠滴定法测定总糖和凯式定氮法测定总氮含量。

The rats of model group,acupointⅠgroup, acupointⅡgroup were treated with passive smoking.The rats of acupointⅠgroup,acupointⅡgroup were treated with placing Chinese medicine at the point of feishu,pishu for 5 hours or 10 hours after depilation.

治疗结束后观察支气管组织病理特征及细胞浸润情况，并对其进行气道炎症病理评分；酶联免疫吸附法测定被动吸烟大鼠肺泡灌洗液中α_1-抗胰蛋白酶、TNF-α、IL-8含量；黄嘌呤氧化酶法测定被动吸烟大鼠肺泡灌洗液SOD的活性、TBA法测定MDA的含量。

Methods A routine culture system of melanocytes was established, cells were irradiated with different dosages of UVB(30 and 90mJ/cm2 respectively), and then incubated with different concentrations of TMP for 72h. MTT method, NaOH assay and DOPA oxidization reaction were employed to determine the cell proliferation, melanin synthesis, tyrosinase activity of melanocytes.

常规分离培养正常人黑素细胞，分别用30mJ/cm2、90mJ/cm2的UVB照射细胞，然后加入100μg/ml、300μg/ml、600μg/ml的TMP孵育至72h，采用噻唑蓝法测定细胞增殖情况；多巴氧化法测定酪氨酸酶活性；NaOH裂解法测定黑素含量。

Orientation method for the determination of grain boundary character distribution, single section trace method for the analysis of low??index grain boundary plane and five parameter method for the measurement of grain boundary plane character distribution are discussed significantly.

重点讨论了基于EBSD技术的晶界特征分布测定取向差法、低指数晶界面测定单一截面迹线法和晶界面特征分布测定五参数法。

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&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。