鉴别分析

Results Benign tumor, such as aldosterone adenoma, cortisol adenoma, and pheochromocytoma, are generally of small volume, even density and clear boundary, on the contrast, the malignant tumors are usually anomalous, leaf-shaped and are of uneven density.

目的 总结肾上腺肿瘤的螺旋CT表现及特征，探讨鉴别诊断依据。方法回顾性分析36 例经手术、病理证实的各类肾上腺肿瘤，观察其CT征象。

Authors aim at describing the biommechanics of the female pole vault ing by analysing the basic technique of this event,and hope that those results will be hepful for coaches and vaulters to get a better understanding of the technique of this event, and to make the appropriate technical corrections directly after observing the errors of the athlete s techniqu

通过分析女子撑竿跳高一些较为普遍的技术动作来描述女子撑竿跳高的生物力学，以便帮助教练员、运动员更好地理解此项运动的动作技术，使教练员能更好地鉴别动作技术的错误，然后快速作出适当的校正。

The linear motion of the wire rope is rurned into the rotational movement of the puley by the sensor mountedin ffont of the drum,and the linear displacement of the wire rope is turned into pulses by the optical coupler,then thd measurment in conideration of the complexity of running tubings.

智能计量仪主要由传感器、有效计量鉴别器、分析计算系统和电源四部分组成。通过安装在滚筒前的传感器将钢丝绳的直线运动转化为摩擦轮的旋转运动，以光电转换装置将钢丝绳的线位移量转换为长度脉冲信号输送到单片机显示输出。

METHODS:Nimodipine solid dispersions were prepared using solven t-dispersion with excipientsN as carriers. DTA,X-ray powder diffraction,Scanni ng electron microphotographs and Infra-red spectra were used to determine the s tatus of nimodipine in carriers, and dissolution characteristics were studied in water.

以混合辅料N为载体采用溶剂分散法制备固体分散物，差热分析，X-射线粉末衍射，扫描电镜和红外线光谱鉴别药物在载体中的状态，并进行溶出度研究。

Moreover, intangible assets have special characteristics because of its difference with other tangibles assets.

文中分析了许多不同形式的经济现象或经济特征，区分和鉴别这些经济现象或经济特征有助于界定无形资产。

Objective To study the genetic diversity of rDNA ITS sequences in the root tuber of Polygonum multiflorum from various habitats and to analyze the utility of ITS sequences in molecular authenticating the genuineness, identifying the varieties of wild resources, and studying the germplasm resources.

目的 研究不同产地何首乌的ITS片段遗传差异性，分析该片段在何首乌道地性的DNA分子鉴别和野生资源品种的鉴定及种质资源研究中的意义。

To search for DNA-based sex identification candidate marker of poultry, whole blood DNAs from each five males and five females of Native Chicken, Brown Tsaiya, Muscovy, White Roman Goose, Bronze Turkey, Australian Black Swan, Quail and Ring-necked Pheasant were analyzed by spindlin gene. PCR products were amplified by SPIN12 and SPIN13 primer kits. Different electrophoresis patterns showed correct gender for each bird species. The accuracy of sex identification was 100%. Furthermore, the PCR DNA fragments of the same gender were different among bird species.

以土鸡、褐色菜鸭、番鸭、白罗曼鹅、青铜火鸡、澳洲黑天鹅、鹌鹑、环颈雉各5公5母个体 DNA作为模版，应用SPIN12及SPIN13引子组进行聚合酶连锁反应后，由电泳分析结果显示所有受检物种之雄性与雌性均呈现不同样态，且与实际性别吻合，证实此引子组可成功鉴别鸡、鸭、番鸭、鹅、火鸡之性别外，亦可作为黑天鹅、鹌鹑、环颈雉等鸟类的性别遗传标记，从不同物种所呈现的DNA片段亦有变异存在。

Methods Articles about diffusion-weighted imaging, magnetic resonance spectrum imaging and dynamic contrast-enhanced MR imaging of pancreatic carcinoma and chronic pancreatitis were reviewed and analyzed.

回顾分析国内、外近年来关于MR波谱成像、MR弥散成像及MR灌注成像在胰腺癌及慢性胰腺炎诊断和鉴别诊断中应用的文献。

Logistic regression analysis was used to identify risk factors for adult-onset asthma and changes over time.

进行Logistic回归分析以鉴别成人型哮喘的危险因素以及这些因素随着时间的变化情况。

Purpose:To analysis the CT features and differentiations of benign pulmonarynodules .

目的是分析肺部良性肿块的CT表现，探讨病变的鉴别诊断。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。