等成分变化

Methods By means of UPLC, apply factorial experiment design to investigate overall the changing rule of the contents of salvianolic acid B,tanshinol,protocatechualdehyde and etc.in salvia miltiorrhiza with different multiple of water、decocting duration,decocting times.

方法使用超高效液相色谱仪，采用析因试验设计，考察了丹参饮片在不同加水倍数、煎煮时间、煎煮次数下的煎出液中丹酚酸B、丹参素、原儿茶醛等多种成分的含量变化规律。

Methods:(1) Silica column chromatography and LH-20 were used in phytochemistry study.(2) Based on the extraction ratio of arctiin, the best extraction procedure was acheived under the direction of L9(34) orthogonal experimental design. From 10 types of resins, the one with the maximal binding ability for Arctii was selected and silica-column choramatograpy was used in its seperation and purification procedure.(3) The animal diabetic experimental model in Wistar rats was established with streptozotocin and many biochemical factors were used to indicate the pharmacological effects of arctiin, including glycosylated hemoglobin, serum creatinine, seralbumin, monoxide nitrogen, glycerin trilaurate, cholesterol, HDL-ch, LDL-ch, Blood urea nitrogen, creatinine, SOD, ET, MDA, total Urine protein and albuminuria.

(1)采用硅胶柱层析、聚酰胺层析、LH-20等方法对牛蒡子的化学成分进行研究；(2)采用正交实验设计方法，以牛蒡子苷为指标，确定了牛蒡子乙醇回流提取的最佳工艺；对10种类型大孔吸附树脂进行筛选，筛选出对牛蒡子苷吸附效果最佳的树脂；采用硅胶柱层析法，对牛蒡子苷进一步分离纯化；(3)建立实验性糖尿病大鼠模型，以GLU、TC、TG、HDL-ch、LDL-ch、TB、ALB、BUN、CREA、GHbAlc、NO、SOD、ET、MDA和尿液中TB、ALB为指标，研究牛蒡子苷药理活性；(4)以差速消化法纯化Wistar大鼠的主动脉内皮细胞并进行传代培养，测定牛蒡子苷对高糖条件下RAECs活性、RAECs释放LDH、MDA和NO的变化以及RAECs表达内皮型一氧化氮合酶表达的影响。

A HPLC method was used for analyzing the changes of eight major constituents, namely gallic acid, paeoniflorin sulfonate, catechin, paeoniflorin sulfonate, albiflorin, paeoniflorin, benzoic acid, pentagalloylglucose and benzoylpaeoniflorin, with the three processing procedures of decorticating, boiling and fumigating by burning of sulphur.

采用高效液相色谱法分别分析经去皮、水煮和硫磺熏制3个不同加工阶段后，白芍中没食子酸、儿茶素、芍药苷亚硫酸酯、芍药内酯苷、芍药苷、苯甲酸、五没食子酰基葡萄糖和苯甲酰芍药苷等8种主要化学成分的变化。

Internal factors include the chemical composition of metals, metal the microstructure changes such as dynamic recovery and dynamic recrystallization, such as work hardening.

内部因素主要包括金属的化学成分、金属的微观组织变化如动态回复和动态再结晶、加工硬化等。

In order to select monomer of Chinese herbal polysaccharide with better immunity, four CHPs, APS, ABPS, IRPS and DOPS at six doses were added in the splenic lymphocyte of chick in vitro, and cultured 48 h. The splenic lymphocyte proliferation was determined with the MTT method.

为了筛选免疫增强作用较好的单味中药成分，将6种浓度的黄芪多糖、牛膝多糖、板蓝根多糖、山药多糖等4种中药多糖分别加入到体外培养的鸡脾脏淋巴细胞中，培养48h后，用MTT法测定淋巴细胞增殖的变化。

Linear frequency-modulated signal that is often applied in radar, sonar and communications system is nonstationary signal, in which the frequency varies with time.

应用于雷达、声纳和通信等信息系统中的线性调频信号是非平稳信号，即频率成分是随时间变化的。

The new approach based on bio-impedance technology is influenced by many factors such as gastric secretion, components of test meal. But the non-nutrient fluid that has low electric conductivity and has no impact on stomach can be employed to investigate the relationship between the emptying curve of impedance and gastric volume.

胃阻抗法虽然受到胃液分泌、试验餐成分等多种因素的影响，但是选用对胃内影响较小、电导率低的非营养性液体可以获得阻抗信号和胃容积变化的对应关系。

There also appeared more flexible word order, some new grammatical categories, such as gender, number and aspect, some new sentence structures and more precise grammar responsive to the needs of the times.

句法方面出现了文言、古白话句法的沉淀，以及新、旧句法成分合并而形成的句法&杂合&现象，同时还有&性数体&等语法范畴的生成与变化、主语的频繁使用以及新结构的产生，出现了句法严密化、情感化的发展趋向。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。