二维性

Objective To compare the diagnostic value of two dimensional ultrasonography and computed tomography in obstructive jaundice.

目的 比较二维超声与CT对阻塞性黄疸的诊断价值。

Two dimensional ultrasonography is important in the diagnosis of the majority of patients with obstructive jaundice caused by choledocholithiasis and malignant tumors.

二维超声对结石及大多数恶性肿瘤所致的阻塞性黄疸具有重要的诊断价值。

In cards and membership cards, not only in black and white printed on them, or you can color business card printing and membership card making, cards and membership cards making machines, Business card printing and membership card making object read in an informal, information may be made by wire to a surface and even can rotate 360 ° and fault correction features that make suffered defaced or damaged barcodes reversal may be recognized, misreading rate is 6 1 0 0 in a few cases, 2-dimensional barcode also has stock in ensuer megasporogenesis,抗损, high safety may fax and photocopying, information hiding, and go with the product information.

在制卡和会员卡制作上，不仅可在白纸上印黑字，也可以彩色制卡和会员卡制作，对制卡和会员卡制作机器、制卡和会员卡制作对象不拘，资料的读取可由线到面甚至可以旋转360°，并可采用故障订正功能，可使遭受污损或破损的条形码复原识别，误读率为6 1 0 0 万分之几，二维条形码还具有储存量大、抗损性强、安全性高、可传真和影印、资料隐蔽性好、信息随着产品走等特点。

Methods Totally 24 cases with painless epididymal nodules underwent gray-scale and color Doppler flow imaging before operation.

方法应用二维及彩色多普勒超声对24例无痛性附睾结节患者进行术前检查，检查结果与手术病理相对照。

But also the geometric para meters of all block in the model can be det ermined..

从而由浅到深逐步确定二维模型结构各部分的电性参数。

The tumorous lymph is intumescent and it is seen on the two side and it will happen too much,it is fixed,no pan,the end is clear and we can see fluidify in the central big lymph;CDFI:the blood stream is easy to show.

二维显示双侧多见、多发、较大、固定、边界清，大的中心部可见液化；CDFI血流较易显示；（3）结核性及慢性淋巴结。

Reaction of the ligand with CdI2 or Cu(NO3)2 afforded dinuclear monohelical complexes 1 and 2 equipped with the aromatic rings, and the complex interacted each other through cooperative C-H...π and π...π interactions to form homochiral 2D layer along ab plane.

配体与CdI2和Cu(NO3)2反应得到双核单螺旋化合物1和2，在化合物2中，由于C-H…π和π…π的协同相互作用沿ab面形成单一手性的二维平面。

Node of cystic wall and intracapsular membrane of cystic renal cancer.

二维超声或囊壁结节上检出血流信号对囊性肾癌的诊断有很高的敏感性。

Compared with each other in size,shape,edge, echo of cyst wall and cyst water,intracapsular membrane,blood flood.

对临床和病理证实的4例囊性肾癌，8例肾脓肿，2例肾包虫，3例肾结核，30例肾囊肿的二维超声及彩色多普勒超声表现进行了分析，对每例病灶的大小、形态、边界、囊壁回声、囊液回声、囊内分隔及彩色血流的有无、性质进行比较。

In chapter 2 and chapter 3,the nonoverlapping DDMand overlapping DDM based on natural boundary reduction for 2-D exteriorHelmholtz problem are studied respectively,the convergence and the conver-gence rate of these algorithm are discussed,some numerical results are given.

其次，分别研究二维Helmholtz方程外问题的基于自然边界归化的非重叠型和重叠型区域分解算法，分析了这些算法的收敛性和收敛速度，并给出了数值算例。

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。