Cent相关论文
超前镇痛是指在伤害性刺激诱发神经传导或神经重塑的改变发生前，预先采取镇痛干预措施阻止外周损伤冲动向中枢的传递及传导，减少外周......
目的探讨以家庭为中心的护理模式与居家照护平台在老年肿瘤患者PICC护理中的应用价值，为老年肿瘤患者PICC护理提供参考。方法选取海......
A study shows that people have more gum diseases today than they did 2，000 years ago. The study， from London’s King’s Co......
Carbon black supported ultra-high loading silver nanoparticle catalyst for electro-oxidation and det
Carbon black supported ultra-high loading silver nanoparticle catalyst (Ag/CB) was prepared by a modified ethylene glyco......
Two new Cu(II) complexes have been synthesized with two different bidentate N_2O_2 donor Schiff base ligands HL_1 (2-((E......
Objective To explore the effect of CD4+CD28nullT cell on occurrence and progression of atherosclerosis in patients with ......
A investigation of the properties of the bound states of D~- centers confined in a parabolic quantum dothas been perfor......
This paper investigates the radial refractive index and optical and physical thicknesses of porous silicon (PS) layers p......
Spectroscopic analysis of asymmetric top free radicals——Application to pure rotational spectra of NO
Several key problems involved in the analyses of spectra of asymmetric top molecules, i.e., the effective Hamiltonian, t......
目的调查山东省消毒供应中心成立以来三级甲等综合医院消毒供应中心(消毒供应室)(CSSD/SSR)发展现状。方法设计《山东省消毒供应中......
近年来,国内以课程与教材为核心的外语教育改革成效显著;但相对新的形势与要求,我国外语教育还明显滞后.放眼世界,国外外语教育改......
I was born in Beijing.It is a large and beautiful city.There is the Great Wall,the Summer Palace, Tian'anmen Square,Tian......
The electronic structures of new superconducting perovskite MgCNi3 and related compounds MgCNi2T (T=Co, Fe, and Cu) hav......
Pulmonary infection control window as a switching point for consequential ventilation: an encouragin
I read with great interest the article by Collaborating Research Group for Noninvasive Mechanical Ventilation of Chinese......
IntroductionParticipantsintheIDNDRInternationalProgrammeForumhaveconcludedthatwhileconsiderableprogresshasbeenmadeincrea......
Nuclear magnetic resonance logging (NMR) is an open well logging method. Drilling mud resistivity, formation resistivity......
Objective:To investigate the method and effect of nephron-sparing surgery in the treatment of small renal cell carcinoma......
London―If you feel a pang of guilty pleasure when you read celebrity gossip,don’t be too hard on yourself.Hearing juic......
根据内置式控制棒水压驱动技术的特点,提出离心泵连续运行和隔膜泵间歇运行2种驱动回路设计方案,并从振动噪声和耗功的角度对2种方......
Source and nature of ore-forming fluids of the Edmond hydro-thermal field, Central Indian Ridge：evid
To understand the source and nature of the ore-forming fluids of the Edmond hydrothermal field on the Central Indian Rid......
To solve the problem of controlling robot swarms in a distributed manner,we propose a novel latticebased artificial endo......
The Hongyanjing inter-arc basin,is located at the central part of Beishan Orogenic College(BOC),Gansu Province,northwest......
Task Coordination Organization Model and the Task Allocation Algorithm for Resource Contention of th
At present, robot embedded systems have some common problems such as closure and poor dynamic evolution. Aiming at resol......
Post-transplant lymphoproliferative disorder after liver transplantation: Incidence, long-term survi
AIM To investigate incidence and survival of post-transplant lymphoproliferative disorder(PTLD) patients after liver tra......
2010年3月15日, “集中供热锅炉直通式超长滤袋脉冲袋式除尘技术及应用”成果鉴定会在北京市大兴区召开.该成果由中钢集团天澄环保......
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......
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......
Conflict and mutual support between local consciousness and national consciousness disturbance on Ch
...
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......
结合下挑丁坝和弯道边界条件的特点,利用三维数值模型研究90°弯道中设置T型丁坝后,丁坝坝翼与坝身的夹角θ以及坝轴线中心角α对......
目的 探讨鼠神经生长因子在手足口病合并中枢神经系统损害患者治疗中的应用.方法 收集北京地坛医院自2008年5月至2010年9月收治的......
A scheme of investigating the intracellular metabolic fluxes in central metabolism of Saccharomyces cerevisiae based on ......
In this paper,the boundedness of mulitilinear commutator [(→)b,T] on Herz-type space is considered,where T is a standar......
陕西省榆林市中心城区城市居住、工矿用地、基础设施等各类建设用地急剧扩张,加之中心城区处于黄土高原和毛乌素沙漠过渡地带环境......
为了提高高动态环境下星敏感器的质心提取精度,提出了一种基于自适应滤波的在轨校正方法。该方法能够适应角速度变化的星敏感器,自......
随着国民经济的发展,民用、公用及商用建筑中空调的普及,带来了一个严重的能量消耗问题。本文从围护结构、空调的冷热源、空调机组......
简述催化裂化催化剂喷雾焙烧废水输送自动化的设计原理及控制要点,对运行结果进行对比分析,结果表明,废水输送泵运行自动化彻底解......
各种迹象表明，货币市场承积了过多的流动性，但上调存款准备金率并非唯一有效的选择，也缺乏足够的实体经济依据。面对外汇占款过多的问......
针对哈尔滨第三发电有限责任公司600Mw锅炉配的空气预热器在运行时存在的问题,对空气预热器的各密封系统、支承轴承、导向轴承装置......
本文以自动化控制系统如何更好的服务于工艺过程管理为核心,以秦皇岛开发区小型污水处理厂的工艺特点为例,分析了如何基于小型污水......
苏中里下河地区热量资源好于徐淮，能量资源优于太湖。区内湖泊众多，河沟纵横，水体资源极其丰富， 水体农业具有得天独厚的条件。目前，面......
介绍并分析了安全组播通信中安全问题和密钥管理的分布式管理、集中式管理以及分布式子组管理的方法结构和算法，并对现有基于树型结......
目的探讨颈椎前路手术治疗无骨折脱位的颈脊髓中央损伤综合征的适应证和效果。方法回顾性分析自2004年1月以来我科收治的无骨折脱......
To a kind of centrifugal water chiller with R22 and about 1 745 kW of cooling capacity,a heat exchanger was added betwee......
用尼尔森离心选矿机处理加拿大鹰桥公司克拉哈贝勒选厂磨矿回路产品，回收铂族金属和黄金。试验结果表明，铂族金属和金选择性地富集于......
印度一直把中亚看作是自己＂延伸的邻国＂,两个地区从远古到现代在政治、经济和文化等方面都存在着诸多联系。文章试图从古代、中世纪......
提出一种基于人声输入的网络音乐检索系统设计方案.该系统以人声旋律作为输入源,通过音律识别、音律编码与旋律检索三个步骤,能够......
在软泥土在长沟的稳定性上探索泥浆的不同类型的效果的一系列离心机模型测试被进行。相对沟稳定性的地下水条件的影响被用不同泥浆......
介绍葛洲坝水利枢纽二江泄水闸分布式安全监测数据采集自动化系统的研究、设计和运行、提出提高系统可靠性的方法。......
