圆环

高强度C级矿用圆环链用钢的试验研究

Experimental study of the grade C high-intensity ring chain for mining

B（14）振型圆环驻波超声波电动机

One Type of B 14 Mode Standing Wave Ultrasonic Motor Using Ring Plate

它的圆环是从地球上用望远镜发现的，但是太空探测器后来又发现了围绕其他一些星球的壮观的圆环。

Its rings were discovered by telescope from Earth , but space probes later found that spectacular rings surround some other planets

斯科特·埃利斯在圆环剧院担任导演。预演于2月12日开始（美国航空剧院，西42街227号，212-719-1300）

Scott Ellis directs , for Roundabout Theatre Company ． Previews begin Feb ． 12 ．（ American Airlines Theatre , 227 W ． 42nd St ． 212-719-1300 ．）

圆环钎焊蜂窝结构超声C扫描检测及其系统研制

Development of Ultrasonic C-Scan System Applied to Inspect the Torus Brazing with Honeycomb

指出了圆环上可向内可延拓成N类函数的延拓并不唯一；

Point out that inner extension is not unique ;

猪圆环病毒2型感染的PCR检测及防治

Prevention and Detection of Porcine Circovirus II Infection by PCR

江西省猪圆环病毒病流行病学调查及PCR法诊断

The Epidemiological Investigation and Diagnosis by PCR of Porcine Circovirus Disease in Jiangxi Province

水文提出用圆环测试结构和双传输线模型确定金属-半导体欧姆接触的比接触电阻ρC值。

Four-Circular structure and double transmission line model have been developed to determine the specific contact resistance of metal-semiconductor ohmic contact .

猪圆环病毒2型重组Cap蛋白在昆虫杆状病毒中的表达

Expression of porcine circovirus type 2 recombinant capsid protein using insect baculovirus

猪圆环病毒2型间接ELISA、实时定量PCR及LAMP检测方法的建立

Establishment of Indirect-ELISA , Real-time PCR and LAMP for Detection of Porcine Circovirus Type 2

猪Ⅱ型圆环病毒Cap基因重组腺病毒表达载体的构建

Construction and identification of recombinant adenovirus containing the cap gene of type ⅱ porcine circovirus

界面含裂纹圆环形衬砌对SH波的散射及动应力集中

On the Scattering of SH-Wave by Interface Crack and Circular Cavity near the Interface

高Rayleigh数条件下竖圆环夹层内自然对流换热的实验研究

A experimental study of natural convective heat transfer of air in vertical annular on the high Rayleigh number condition

猪Ⅱ型圆环病毒（PCV2）Henan株的分离与全基因组序列分析

Isolation and Genomic Sequence Analysis of Porcine Circovirus Type 2 ( PCV2 ) Henan Strain

此E型膜片的敏感弹性部分为圆环平膜片，对其应力应变特性的分析至关重要。

For the design , it is essential to characterize the strain and stress of the sensing element , which is an annular flat membrane in E-type structure .

焊缝处的冲击断口均为呈现韧窝的韧性断裂特征，研制的220试验钢是一种具有较强市场竞争力的大规格C级矿用圆环链用钢。

The impact fracture at weld joint appears dimples ductile fracture characteristics . The new kind of 220 # steel was proved ideal material for larger-size C round link chain with strong market competitiveness .

多重PCR同时检测猪圆环病毒2型，猪细小病毒，猪繁殖与呼吸综合征病毒和猪瘟病毒

A multiplex PCR for simultaneous detection of porcine circovirus type 2 , porcine parvovirus , porcine reproductive and respiratory syndrome virus , and classical swine fever virus in pig

在最佳检测条件下，可检测到稀释了1：4096的猪圆环病毒2型抗体标准阳性血清，该检测限明显低于传统的ELISA检测法。

Under the optimal conditions , the detection limit of antibody against porcine circovirus type 2 was 1:4096 , which was lower than that obtained from ELISA .

同时根据Laplace变换的终值定理，得到圆环或圆筒的终态应力和损伤增量的分布。

From the terminal value theorem of the Laplace transform , the terminal distributions for the stress and the damage were gotten .

数值计算例比较了我们所得结果与基尔霍夫、第一和第二类RS衍射公式计算的球面波经圆环衍射的轴上和横向光场。

Numerical calculation results for axial and transversal intensity distributions are given to compare our results with the Kirchhoff diffraction integral , first and second RS diffraction integrals .

结果表明，PCR对猪圆环病毒细胞毒，病毒基因克隆具有较好的特异性和灵敏性，提示用PCR试验检测猪圆环病毒是一种较好的方法。

The result showed that the PCR was very specific and sensitive to porcine circovirus and the virus gene clone , indicating that it is a good method for detection of porcine circovirus .

猪圆环病毒2型（porcinecircovirustype2，PCV2）是猪发生PMWS的必需病原。

Porcine circovirus type 2 ( PCV2 ) has been identified as a necessary component of PMWS .

猪圆环病毒2型（porcinecircovirustype2，PCV2）为无囊膜的单股负链DNA病毒，属圆环病毒科（Circoviridae）成员。

Porcine circovirus type 2 ( PCV2 ) is a small non-enveloped single-stranded circular DNA virus classified in the Circoviridae family .

采用ABS/SBS和ABS/GF材料成型了圆环状试样，使用了自行设计的试验装置对环状试样进行疲劳试验，分析比较在环状下不同填料对ABS的疲劳性能的影响。

By adding SBS and GF into ABS , and testing the fatigue properties of the annular specimen , the article mainly analyzes the influence of different filler for ABS .

猪Ⅱ型圆环病毒&伪狂犬重组病毒活疫苗SA215（C）株的构建及其部分生物学特性研究

Construction of Recombinant Pseudorabies Virus-Porcine Circovirus Type 2 Live Vaccine SA215 ( C ) Strain and Study on Some of Its Biological Characteristics

利用直接数字成像和程控采样扫描技术，研制成了圆环蜂窝构件超声C扫描检测系统，精确地将蜂窝构件检测结果分析处理后直接显示在微机终端屏幕。

Ultrasonic c-scan system applied to inspect the torus has been developed , in which the directly digital imaging and programmable sample scanning are used . The testing result is displayed on the screen of the computer terminal after analysis and processing accurately .

在温度较高的条件下结晶时，PE-HD会出现消光同心圆环。

The crystal of high-density polyethylen appear extinction concentric rings under conditions of high temperature .

根据人头的特征实现了基于头颈部凹点的人头定位，提出了圆环人头定位的Hough变换算法，完成了人头和人脸的定位；

This paper introduces a head location approach according to the characteristic points at people 's neck and presents a new cirque-based Hough transform for locating human head .

设计了圆环单元频率选择表面（FSS），利用谱域法对包含有圆环单元FSS的吸波材料进行了仿真研究。

We design circular unit of FSS , and give a simulation research on the circular unit of FSS with the spectral domain approach .