检测

Dynamic blood flow changes were seen from CDI in 3 cases with varicosis.

结果 在39例儿童眼眶肿瘤中，毛细血管瘤8例，横纹肌肉瘤2例，瘤体内CDI均可检测出丰富的动脉血流信号；皮样囊肿12例，淋巴管瘤8例，瘤体内CDI检测均无血流信号；静脉性血管瘤6例中，CDI检测出静脉血流信号3例；3例静脉曲张在颈静脉加压和压力解除过程中示动态血流变。

It's necessary to determine the content of main chemical components in a variety of meat such as protein, fat, water etc as they exert important influence on meat quality.

同时列举了近红外光谱技术在几种常见肉制品品质检测中的应用实例，并针对目前发展趋势展望了该技术的前景：近红外光谱技术在进一步深入研究提高肉品检测精度的基础上，通过与机器视觉技术等新型无损检测技术的融合以实现全面评价肉类品质的目标。

Firstly,a fuzzy Kohonen clustering network is trained with some feature vector consist of the three component vectors,and then the edge points in a new image are directly extracted by using the trained FKCN.

1引言边缘检测是一种重要的图像预处理技术，一直受到研究者的重视。其中，经典的边缘检测方法中最具代表性的有Marr-Hildreth边缘检测理论[1]、Canny最优算子[2]。

By adding some fluorescence group in the reaction,we can utilize the fluorescence signal to accumulate and monitor the whole PCR process,and finally through the standard curve,we could analysis the unknown sample.As this technology has the characteristics of strong peculiar,high sensitivity,fine repetitiveness and accurateness,fast and totally closed raction,so in diagnosing animal virosis,this technology not only can measure the power and distribution of pathogen infection in the organism,and also it still has sensitive,fast,convenient characteristics.

该技术实现了PCR从定性到定量的飞跃，同常规PCR法相比，该方法特异性和可靠性更强，能实现多重反应，且采用了完全闭管检测，不需PCR后处理，有效解决PCR污染问题以及EB对试验人员的伤害；再配以相应的荧光PCR仪，使整个PCR过程实现自动化，加之具有耗时短，操作方便等特点而备受推崇，因而广泛应用于基因表达研究、转基因产品安全检测、单核苷酸多态性研究及病原体检测等领域。

The three methods which are crossing zero method and DFT algorithm method and correlation analysis method in phase difference measurement are introduced in this paper.

针对相位差检测的过零法、DFT谱分析和相关分析法，阐述了算法的检测原理与仿真计算，讨论了相位差检测方法所产生的误差及误差校正方法。

The detection method comprises the steps that: conditions used for an Oxford cup method to determine polyxin B are established, standard solution of the polyxin B is used to draw a linear regression curve under the condition of biological detection, and then an Oxford cup is utilized to identify the size of a bacteriostatic ring produced by zymotic fluid at each stage, thereby measuring the content of the polyxin B in the zymotic fluid.

本发明公开了一种多氧霉素B快速定量分析的检测方法，该检测方法包括：建立牛津杯法测定多氧霉素B的条件，并用多氧霉素B的标准溶液在生物检测条件下绘制一条线性回归曲线，然后利用牛津杯鉴定各阶段的发酵液所产生的抑菌圈大小，从而测得多氧霉素B在发酵液中的含量。

Gelatin zymography was used to detect the activation and secretion of MMP-2 and MMP-9 in gastroenemius、soleus、plantaris during early、intermediate and final stage of experimental group. Picric- sirius red polarized light was used to detect the accrementition and reconstitution of mesenchymal fibers in the muscle specimens from the operated group and normal controls.

3采用RT-PCR和Western blot及免疫组化的方法分别检测不同时期的大鼠骨骼肌中核因子κB、MMP-2、MMP-9的表达；采用明胶酶谱的方法检测实验组大鼠早、中、晚期腓肠肌、比目鱼肌、跖肌MMP-2、MMP-9活化、分泌情况；天狼猩红-偏振光法检测大鼠骨骼肌间质纤维增生及成分改变。

Methods Serum containing achyranthes root was prepared, human mesenchymal stem cells were separated and amplified, MTT assay was used to access the effects of serum containing achyranthes root on human mesenchymal stem cells in vitro, alkaline phosphatase and osteocalcin were assayed to reflect the variations of stem cell differentiation, and the expression of osteogenic transcription factors with RT-PCR.

制备牛膝含药血清，分离与扩增人间充质干细胞，MTT法检测牛膝含药血清对体外培养的间充质干细胞增殖作用的影响，检测碱性磷酸酶与骨钙素以反映细胞分化水平的改变，RT-PCR检测成骨相关转录因子的表达。

Methods: We collected 121 of clinical isolates of Enterobacter, including 87 isolates Enterobacter cloacae, 34 isolates Enterobacter aerogenes, all of the isolates were detected by cefoxitin three-dimension test, drug resistance phenotypes estimation, cloxacillin disc synergy test and cloxacillin-potentiated disc diffusion test respectively to find high-level AmpC β-lactamase isolates, drug resistance phenotypes estimation were also used to detected high induction producing AmpC β-lactamases isolates, meanwhile, we took three-dimension test as standard method, and compared to other methods, then calculated the coincidence rates, sensitivities and specificities of them.

采用头孢西丁三维实验、纸片耐药表型推断法、邻氯西林纸片协同法、双纸片邻氯西林增效试验分别检测高产AmpCβ-内酰胺酶株，获得高产AmpC酶在肠杆菌属细菌中的表达状况。采用纸片耐药表型推断法检测诱导和高产AmpC酶，同时以头孢西丁三维实验为标准，其他三种方法与之相比较，分析它们检测高产AmpC酶的符合率、灵敏度和特异性。

In the T1 generation, ten from 30 plants showed kanamycin-resistance. And, PCR amplification confirmed that 8 plants of them had specific fragment of chitinase, but no specific fragment ofβ-1, 3-glucanase. In this study an amaranth agglutinin gene was also cloned from Amaranthus retroflexus for obtaining aphids resistant transgenic cotton.

对卡那霉素有抗性植株的T1代进行盆栽检测，30株中表现卡那霉素抗性的植株有10株，其中8株在几丁质酶基因的检测中表现出阳性，但相同植株在β-1， 3-葡聚糖酶基因的检测时无目的条带出现。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。