Cen相关论文
AIM: To present a simple colonoscopy reporting system that can be checked easily the detection rate of colon polyps.METH......
Survey on normal distributions,central limit theorem,Brownian motion and the related stochastic calc
This is a survey on normal distributions and the related central limit theorem under sublinear expectation.We also prese......
Our two newly obtained high-quality 40Ar/39Ar ages suggest that the high-K volcanic rocks of the Lawuxiang Formation in ......
Turner 综合征和 Down 综合征系最常见的性染色体疾病和常染色体疾病。但是两者出现于一个家系中却罕见。作者于1981年8月见到一......
ETHYLENE POLYMERIZATION AND ETHYLENE/HEXENE COPOLYMERIZAION WITH VANDIUM CATALYSTS BEARING THIOPHENO
Vanadium(Ⅲ) complexes bearing thiophenol-phosphine ligands (2a-2b) (2-R-6-PPh2-C6H2S) VCl2(THF)2 (2a: R=H; 2b: R=Me3Si)......
Structure and Luminescence Property of a Hexanuclear Silver(I) Cluster Containing Pyridine-3-carboxa
A new hexanuclear silver(I) compound containing thiosemicarbazone with group of 3-pyridine was synthesized and structura......
文章对ISO、IEC、ITU、CEN等主要国际标准文献检索平台进行了系统调研,并从收录内容、检索方式、著录方式及检索结果四个方面作了......
A high temperature superconducting (HTS) contiguous-band diplexer was designed and fabricated. The HTS contiguous-band d......
A series of novel enantiomerically pure diols were synthesized from D-erythorbic acid in three steps, and the absolute c......
By observing, measuring the fluvial sediment grain size of mid-western segment of the Qilianshan Range and studying the ......
Study on the Sliding Displacement of a Sliding Structure Subjected to Multi directional Earthquake E
Transient dynamic analysis is used to study the effect of the bidirectional interaction of friction on the response of s......
目的 评价眼前节OCT(AS-OCT)测量的下泪新月参数在于眼诊断中的应用.方法 采用前瞻性随机临床对照研究,选择2015年5月至2016年10月......
从NIS Directive开始,介绍欧盟网络与信息安全监管框架所涉及的各个机构,其中包括欧盟网络与信息安全局、标准开发机构以及计算机......
Single-photon flux is one of the crucial properties of nitrogen vacancy(NV) centers in diamond for its application in qu......
本文报道一女性的第一、二性征均正常,但GTG和RBG两种核型中均可见到一条X染色体短臂增长,断裂点为Xp22.3。CBG显带确定该增加的片......
Objective: To examine the prevalence and clinical manifestations of cutaneous leishmaniasis(CL) in Iran.Methods: This st......
欧洲标准化委员会（ＣＥＮ）工作简况欧洲标准化委员会（ＣＥＮ）成立于１９６１年。现有工作人员９５名，秘书处设在比利时的首都布鲁塞尔。计有１８个成员，其中欧共体国家......
1998年10月，欧洲标准化委员会（CEN）全体大会通过了一项新的战略文件——CEN2010年发展战略，旨在加快欧洲标准化进程，提高工作效率，满足日......
美国急诊护士证书（ＣＥＮ）考试（四）吉林省医学期刊社徐强译潘耀东校问题１７０岁老人因痉挛性腹痛、有胀满感、呕吐、腹部膨胀和肠呜音增高来院急诊......
On the Tectonic Problems of the Southern East China Sea and Adjacent Regions:Evidence from Gravity a
In this paper,two sets of gravity and magnetic data were used to study the tectonics of the southern East China Sea and ......
ＣＥＮ(欧洲标准化委员会)最近签署了一项新的管理法规,给出了管理ＣＥＮ体系中各成员团的总体框架。ＣＥＮ是一个包含19个成员国的分散性很强的组织,......
CEN(欧洲标准化委员会 ) ISSS(标准化体系信息协会 )和ETSI(欧洲标准化研究院 )召集网络和信息安全特别工作组 (由市场技术专家代......
The tectono-magmatism in eastern China is a hotspot for the researches, and many hypotheses of that were discussed. Ther......
This paper reviews the development of the urban and rural old age security system in China, and discusses the challenges......
In this work,a novel method for sculptured surface subdivision to improve the machinery’s ability and efficiency in 5-a......
The static structural analysis of the security injection tank is made to make sure whether the tank can withstand concer......
目的 探讨单节段ProDisc-C人工颈椎间盘置换术的临床疗效以及术后置换节段屈伸活动旋转中心(center of rotation,COR)的位置变化及......
The feature of micro-motion is one of the most effective features used for radar recognition in midcourse phase.At prese......
目的 分析双氢青蒿素(dihydroartemisinin,DHA)对体外C2株蓝氏贾第鞭毛虫(Giardia lamblia)中心体蛋白(Centrin)基因mRNA表达水平......
本文通过对荣华二采区10...
Geochronology and Petrogenesis of Mafic-Intermediate Intrusions on the Northern Margin of the Centra
本文通过对荣华二采区10...
本文通过对荣华二采区10...
A novel decomposition and coordination algorithm for complex networks and its application to power g
To analyze and control complex networks effectively, this paper puts forward a new kind of scheme, which takes control s......
染色体病的遗传咨询与妇产科临床——附47,XXX;46XY,t(15;21)(15qter→cen→15p12∶∶21q2121qter);46,XY/45,XY ,t(13∶13)(13qter→c
1956年Tjio等确认人类染色体数为46条,1959年Lejeune首先报道先天愚型多一条G组染色体,以后的十二年间,医学细胞遗传学平均以每年......
Differential amplification method for flow structures analysis of centrifugal pump between design an
The three-dimensional intal flow field of centrifugal pump is complex and variable with design parameters and operation ......
中国东南沿海山地丘陵地区气候湿润,每年梅雨季和台风侵袭时都伴随有大量土质滑坡,研究降雨诱发土质滑坡的失稳模式和机理对该类滑......
2011年10月25日至27日，ISO／TC216＆CEN／TC309工作组会议及年会在西班牙ELDA召开，中国皮革和制鞋工业研究院作为ISO／TC216／WG1召集人、CEN／TC......
2010年第五届国际补充医学研究大会(Inter national Conference on Complementary Medicine Research,ICCMR)于2010年5月19～21日在......
With the development of medical science,orthopaedic traumatology, which derives from orthopaedics, becomes an important......
What does the word design conjure up for you? Luxury clothing,awesome graphics,or fancy fiture?Beijingers can find their......
Huang Mei,a migrant worker from Sichuan Province now living in Beijing,is satisfied with her income.She earns 3,000 yuan......
Geological Characteristics and Metallogenic Setting of Representative Magmatic Cu-Ni Deposits in the
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
A novel decomposition and coordination algorithm for complex networks and its application to power g
To analyze and control complex networks effectively, this paper puts forward a new kind of scheme, which takes control s......
以小鼠白血病细胞系L1210为对象,探讨了抗白血病药物三尖杉酯碱(Harringtonine,HT或Har)对细胞内着丝粒蛋白含量及着丝粒蛋白CenpB......
通过参数分析,探讨曲线桥梁支座布置、平面圆心角和曲率半径对其抗倾覆稳定的影响。结果表明:中墩采用双支座、减少单联桥梁圆心角......
现代数值预报技术的飞速发展,使数值预报模式产品成为预报员制作预报时重要的参考对象和依据,单一的数值预报产品不足以支撑温度预......
按照国家卫生健康委办公厅《新型冠状病毒肺炎防控方案》的要求对新型冠状病毒肺炎感染患者的密切接触人员在本区有固定居所,但居......
