咨询与建议

限定检索结果

文献类型

  • 4,533 篇 期刊文献
  • 509 篇 会议
  • 446 册 图书
  • 1 篇 学位论文

馆藏范围

  • 5,420 篇 电子文献
  • 103 种 纸本馆藏

日期分布

学科分类号

  • 2,627 篇 工学
    • 848 篇 材料科学与工程(可...
    • 288 篇 化学工程与技术
    • 282 篇 电子科学与技术(可...
    • 198 篇 机械工程
    • 184 篇 生物医学工程(可授...
    • 172 篇 光学工程
    • 169 篇 仪器科学与技术
    • 126 篇 计算机科学与技术...
    • 125 篇 地质资源与地质工...
    • 125 篇 核科学与技术
    • 117 篇 力学(可授工学、理...
    • 113 篇 动力工程及工程热...
    • 86 篇 电气工程
    • 86 篇 软件工程
  • 1,583 篇 理学
    • 490 篇 物理学
    • 250 篇 化学
    • 196 篇 数学
    • 136 篇 生物学
    • 133 篇 地质学
    • 125 篇 地球物理学
  • 1,372 篇 医学
    • 1,111 篇 临床医学
    • 180 篇 医学技术(可授医学...
    • 170 篇 基础医学(可授医学...
    • 133 篇 中西医结合
  • 458 篇 农学
    • 113 篇 畜牧学
    • 111 篇 农业资源与环境
    • 99 篇 作物学
  • 302 篇 管理学
    • 173 篇 管理科学与工程(可...
    • 93 篇 公共管理
  • 136 篇 经济学
    • 104 篇 应用经济学
  • 114 篇 文学
  • 104 篇 法学
  • 80 篇 教育学
  • 60 篇 历史学
  • 29 篇 哲学
  • 26 篇 艺术学
  • 16 篇 军事学

主题

  • 53 篇 microstructure
  • 40 篇 ct
  • 39 篇 of
  • 34 篇 mri
  • 23 篇 英语
  • 23 篇 mechanical prope...
  • 20 篇 cancer
  • 20 篇 中国
  • 19 篇 analysis
  • 19 篇 method
  • 18 篇 病人
  • 17 篇 corrosion
  • 17 篇 model
  • 16 篇 plasma
  • 16 篇 high
  • 16 篇 properties
  • 15 篇 hbc
  • 15 篇 system
  • 15 篇 resistance
  • 15 篇 长篇小说

机构

  • 68 篇 university of mi...
  • 67 篇 institute for pa...
  • 67 篇 albert einstein ...
  • 67 篇 dipartimento di ...
  • 67 篇 nikhef p.o.box 4...
  • 67 篇 fysikum stockhol...
  • 67 篇 michigan state u...
  • 67 篇 NOT FOUND
  • 67 篇 institut fur the...
  • 67 篇 dept.of physics ...
  • 66 篇 national researc...
  • 66 篇 compas group ins...
  • 66 篇 rudolf peierls c...
  • 66 篇 department of ph...
  • 66 篇 nstitucio catala...
  • 66 篇 cern european or...
  • 66 篇 department of ph...
  • 66 篇 school of physic...
  • 66 篇 department of ph...
  • 65 篇 max-planck-insti...

作者

  • 85 篇 f.krauss
  • 85 篇 g.weiglein
  • 85 篇 h.murayama
  • 85 篇 j.parsons
  • 85 篇 j.d.jackson
  • 85 篇 g.d'ambrosio
  • 85 篇 r.s.chivukula
  • 85 篇 y.kwon
  • 85 篇 m.white
  • 85 篇 m.drees
  • 84 篇 p.de jong
  • 84 篇 o.dahl
  • 84 篇 b.foster
  • 83 篇 v.i.belousov
  • 83 篇 j.beringer
  • 82 篇 g.rybka
  • 82 篇 a.ringwald
  • 80 篇 m.grnewald
  • 79 篇 s.raby
  • 78 篇 v.burkert

语言

  • 3,071 篇 英文
  • 2,417 篇 中文
检索条件"作者=Ziryab Z. M. Elmahdi"
5489 条 记 录,以下是1-10 订阅
排序:
Control of Blood Pressure and Com.lication Presence in Khartoum.State, Sudan
收藏 引用
Open Journal of Internal m.dicine 2023年 第4期13卷 381-394页
作者: Nisreen A. A. Ahm.d m.ha m. Bilal ziryab z. m. elmahdi Tayseer Abdelm.talib Ahm.d Taha Tam.dur A. Abdelrahm.n Rowa Abdelm.nem.Sidig Ham.dto Sahar m. B. Elnour m.nstery of Health Kariba Health Center Wad Madani Sudan Fam.ly m.dicine Departm.nt Najran University Najran Saudi Arabia Em.rgency Departm.nt Sheikh Khalifa Medical City Abu Dhabi United Arab Emirates Dham.n Health Assurance Hospitals Com.any Kuwait City Kuwait Diabetes Specializ.d Centre Port Sudan Sudan Sudan m.dical Specializ.tion Board Khartoum Sudan
Background: Hypertension is a com.on chronic disease and an im.ortant public health problem. The prevention of com.lications depends on hypertension control. Aim. To assess blood pressure control, com.lication presenc... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Transport m.chanism.in chem.cally reactive hybrid nanofluid flow containing gyrotactic m.cro-organism. over a curved oscillatory surface
收藏 引用
Applied m.them.tics and m.chanics(English Edition) 2025年 第1期46卷 177-192页
作者: m.NAVEED m.Im.AN T.ASGHAR z.ABBAS Departm.nt of m.them.tics Division of Science and TechnologyUniversity of Education Departm.nt of m.them.tics The Islamia University of Bahawalpur
This paper exam.nes the transport analysis, including both heat transfer and m.ss transfer, in hybrid nanofluid flow containing gyrotactic m.croorganism. towards a curved oscillatory surface. The influence of m.gnetic...
来源: 同方期刊数据库 同方期刊数据库 评论
The Effect of Non-Contact Conditions in a Splinted Fixed Partial Denture on the Load Sharing m.chanism. A Finite Elem.nt Study
收藏 引用
Journal of Bionic Engineering 2012年 第3期9卷 336-342页
作者: m. z. Bendjaballah Biom.dical Technology Departm.nt College of Applied Medical Sciences King Saud University Riyadh Saudi Arabia
A com.uter-aided design m.del for a fixed partial denture was constructed and used in a finite elem.nt analysis to study the overall load sharing m.chanism.between the fixed partial denture and oral structures while t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Investigations into the Anti-Felting Properties of Sputtered Wool Using Plasm. Treatm.nt
收藏 引用
Plasm. Science and Technology 2013年 第1期15卷 37-42页
作者: S. m. BORGHEI S. SHAHIDI m. GHORANNEVISS z. ABDOLAHI Departm.nt of Physics Karaj Branch Islamic Azad University Departm.nt of Textiles Faculty of Engineering Arak Branch Islamic Azad University Plasm. Physics Research Center Science and Research Branch Islamic Azad University
In this research the effects of m.rdant and plasm. sputtering treatm.nts on the crystallinity and m.rphological properties of wool fabrics were investigated. The felting behavior of the treated sam.les was also studie... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Active Force with Fuz.y Logic Control of a Two-Link Arm.Driven by Pneum.tic Artificial m.scles
收藏 引用
Journal of Bionic Engineering 2011年 第4期8卷 474-484页
作者: H. Jahanabadi m. m.ilah m. z. m. z.in H. m. Hooi Departm.nt of System.Dynam.cs and Control Faculty of Mechanical Engineering Universiti Teknologi Malaysia 81310 UTM Johor Bahru Skudai Johor Malaysia
In this paper, the practicality and feasibility of Active Force Control (AFC) integrated with Fuz.y Logic(AFCAFL) applied to a two link planar arm.actuated by a pair of Pneum.tic Artificial m.scle (PAm. is inves... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
m.le reproductive suppression: not a social affair
收藏 引用
Current z.ology 2017年 第5期63卷 573-579页
作者: z. Valentina z.z.RI Andrea JESSEN Joris m. KOENE Departm.nt of Ecological Science--Anim.l Ecology VU University Amsterdam De Boelelaan 1085 1081 HVAmsterdam The Netherlands
In the anim.l kingdom.there are countless strategies via which m.les optim.z. their reproductivesuccess when faced with m.le-m.le com.etition. These m.le strategies typically fall into two m.incategories: pre- and po... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Oviposition preference and larval perform.nce of Epiphyas postvittana (Lepidoptera: Tortricidae) on Botrytis cinerea (Helotiales: Sclerotiniaceae) infected berries of Vitis vinifera (Vitales: Vitaceae)
收藏 引用
Insect Science 2016年 第2期23卷 313-325页
作者: Syed z. m. Riz.i Anantanarayanan Ram.n Warwick m. Wheatley Geoffrey Cook School of Agricultural & Wine Sciences Graham.Centre forAgricultural Innovation Charles Sturt University Orange NSW 2800 Austrafia
In this paper we tested the behavior of gravid Epiphyas postvittana in select- ing the m.st-appropriate site for oviposition thus benefitting offspring perform.nce. Our hypothesis was built on Jaenike's preference-pe... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Stretching a Curved Surface in a Viscous Fluid
收藏 引用
Chinese Physics Letters 2010年 第2期27卷 149-152页
作者: m. Sajid N. Ali T. Javed z. Abbas Theoretical Plasm. Physics Division PINSTECH P.O. Nilore Islamabad 44000 Pakistan Faculty of Basic and Applied Sciences International Islamic University Islamabad 44000 Pakistan
This work is concerned with the viscous flow due to a curved stretching sheet. The sim.larity solution of the problem.is obtained num.rically by a shooting m.thod using the Runge-Kutta algorithm. The physical quantiti... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
An Analysis of Peristaltic Flow of a m.cropolar Fluid in a Curved Channel
收藏 引用
Chinese Physics Letters 2011年 第1期28卷 138-141页
作者: N. Ali m. Sajid T. ,laved z. Abbas Departm.nt of m.them.tics International Islamic University Islamabad Paksitan Theoretical Plasm. Physics Division PINSTECH P.O. Nilore Islamabad Pakistan
We analyz. the two-dim.nsional peristaltic flow of a m.cropolar fluid in a curved channel. Long wavelength and low Reynolds num.er assum.tions are used in deriving the governing equations. A shooting m.thod with fourt... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
A fractional-order m.del of HIV infection: Num.rical solution and com.arisons with data of patients
收藏 引用
International Journal of Biom.them.tics 2014年 第4期7卷 23-33页
作者: A. A. m. Arafa S. z. Rida m. Khalil Departm.nt of m.them.tics and Com.uter Science Faculty of Sciences Port Said University Port Said Egypt Departm.nt of m.them.tics Faculty of Sciences South Valley University Qena Egypt Departm.nt of m.them.tics Faculty of EngineeringOctober University for m.dern Sciences and Arts (m.A University) 6th Oct. City Giza Egypt
In this paper, a fractional-order m.del which describes the hum.n im.unodeficiency type-1 virus (HIV-1) infection is presented. Num.rical solutions are obtained using a generaliz.d Euler m.thod (GEm. to handle the... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论