查询词典 acrylic acid

METHODSUsing the even designment to optimize the extraction conditions of the semi-bionic extraction for Qixuesheng oral solution,with astragaloside Ⅳ,panaxadiol,asafetida acid,betaine,polysaccharide and extract weight taken as the indexes.

以黄芪甲苷、人参二醇、阿魏酸、甜菜碱、多糖、干浸膏为指标，采用均匀设计优选其半仿生提取法的工艺条件。

RESULTS Asarum and A V compound has remarkable analgestic effect of pain in mice induced by acetic acid and hot plate.

结果 细辛及A V复方制剂对醋酸致小鼠腹痛、热板法致小鼠足痛均有明显的镇痛作用并能抑制蟾蜍坐骨神经动作电位的传导。verapamil有弱的镇痛作用，无坐骨神经动作电位阻滞作用。

In whole test process, to compared with control group, hepatic hepcidin gene expression of test group on different phases had obviously differences with retinoic acid was administered. On early phase of test group , relative gene expression contents of hepcidin were gradually fall and the lowest level was on 8th、9th、10th day, then the hepcidin level gradually was ascendent. The curve was like a cavate parabola.

在实验周期内，模型组与对照组比较，肝脏铁调素基因表达在维甲酸灌胃的不同时间，存在明显差异：早期5、6、7天铁调素基因相对表达量逐渐下降，在第8、9、10天达到较低值，随后有回升，呈现凹陷的抛物线变化趋势；而对照组基本处于水平的轻微波动变化。

Because fatty oil extracted from ascidian contains a relative high concentration of polyunsaturated fatty acid and can be oxidized easily, it is necessary to add appropriate antioxidant in the fatty oil to prevent it from being oxidized.

研究发现，维生素E和中草药荔枝草的乙酸乙酯提取物对海鞘油脂具有很好的抗氧化作用。

Two kinds of oil were extracted from Styela clava and Ciona intestinalis Linnaeus by supercritical fluid CO2(SCF-CO2) and ethyl acetate. The results show that the two kinds of oil extracted from ascidian all contain high levels of plural unsaturated fatty acid, which are 89.84%(SCF-CO2) and 75.78% from Styela clava, 69.77%(SCF-CO2) and 61.11% from Ciona intestinalis Linnaeus respectively. The antioxidant activities of natural components extracted from Salvia miltiorrhiza were investigated on the oil extracted from ascidian.

分别用乙酸乙酯和超临界CO2提取柄海鞘和玻璃海鞘中的油脂，得到了多不饱和脂肪酸含量很高的海鞘油脂，即柄海鞘含有89.84%（超临界CO2提取）和75.78%的多不饱和脂肪酸，玻璃海鞘含有69.77%（超临界CO2提取）和61.11%的多不饱和脂肪酸。

Effect of different levels of ascorbic acid on DNA damage.

不同剂量维生素C对DNA氧化损伤影响的研究。

Objective To establish a new inhibition kinetic spectrophotometric method for the determination of trace ascorbic acid.

目的 建立测定抗坏血酸的阻抑动力学光度分析的新方法。

OBJECTIVE: To investigate the effects of ascorbic acid on the differentiation of neural stem cells into DA neurons in vitro.

目的：观察不同浓度抗坏血酸对神经干细胞向多巴胺能神经元分化的影响。

The response to treatment with daily doses of 250mg of ascorbic acid is rapid.

该对治疗的反应与每日剂量250 mg抗坏血酸是快速。

The procedure has been used for the determination of ascorbic acid in vitamin C tablet and orange juice.

用本方法测定了Vc片剂和柑桔中Vc的含量，得到满意结果。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。