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期刊Shear-induced Stabilization of the Nematic Phasein a Side Group-containingPoly(aryl ether ketone) Copolymer被引量:1
《高等学校化学研究:英文版》2001年第2期233-236,共4页SUN Hui, MA Jia, BEN Teng, WANG Han-fu CHEN Chun-hai, ZHANG Wan-jin, JIANG Zhen-hua and WU Zhong-wen (Department of Chemistry, Jilin University, Changchun 130023, P. R. China) XU Ying-kai (Institute of Chemistry, The Chinese Academy of Sciences, Beijing, 
the National Advanced Materials Committee of China(NAMCC).
关键词:Thermotropic LIQUID CRYSTALLINE polymer  Poly(aryl ether ketone)  Shear flow  Molecular ori entation 分类号:O6 文献标识码:A 文章编号:1005-9040(2001)-02-233-04 Polarized optical microscopes(POM) are commonly used to identify LIQUID CRYSTALLINE tex tures. However  it is often found problematic to employ this technique in investigating the MESOPHASE transition of polymeric materials DUE to their higher viscosities. RHEOLOGICAL mea surements at this juncture could provide us with valuable information about the MESOPHASE transition of LIQUID CRYSTALLINE . Accordingly  there have been some RHEOLOGICAL in vestigations reported on thermotropic LIQUID CRYSTALLINE polymers(TLCPs) DUE to the high sen sitivity of their RHEOLOGICAL response to the morphological variation of the polymers[2~5].Introduction Polarized optical microscopes(POM) are commonly used to identify LIQUID CRYSTALLINE tex tures. However  it is often found problematic to employ this technique in investigating the MESOPHASE transition of polymeric materials DUE to their higher viscosities. RHEOLOGICAL mea surements at this juncture could provide us with valuable information about the MESOPHASE transition of LIQUID CRYSTALLINE . Accordingly  there have been some RHEOLOGICAL in vestigations reported on thermotropic LIQUID CRYSTALLINE polymers(TLCPs) DUE to the high sen sitivity of their RHEOLOGICAL response to the morphological variation of the polymers[2~5].…… 
期刊乳化汽轮机油的处理被引量:3
《润滑油》1998年第3期44-48,共5页张宏亮 于萍 罗运柏 
针对某电厂乳化汽轮机油,分析了引起油乳化的原因,试验了物理法和化学法破乳,研究了两种破乳方法的最佳工艺条件,对比了两种方法的特点。
关键词:机油 汽轮机油 乳化 破乳化 工艺 
期刊Cyclic Saturation Dislocation Pattern Observation in the Vicinity of Grain Boundaries by Electron Channeling Contrast technique
《材料科学技术:英文版》1998年第3期211-214,共4页Zhang, ZF Li, XW Su, HH Wang, ZG 
State Key Laboratory for Fatigue and Fracture of Materials, Institute of Metal Research, Chinese Academy of Sciences,Shenyang, 110015, China)Abstract:The cyclic saturation dislocation patterns within grains and in the...显示全部
关键词:Cyclic Saturation Dislocation Pattern Observation in the Vicinity of Grain Boundaries by Electron Channeling Contrast technique 
期刊喷水织机生产尼塔绸织造新工艺的探讨
《广东化纤》2002年第1期35-38,共4页李健勤 
介绍了基于“低张力、低收缩”理论的织造新工艺,且对工艺的可能性进行了分析、验证。
关键词:喷水织机 尼塔绸 织造 新工艺 低张力 低收缩 
期刊Measurement of ^(64)Zn(n,γ) ^(65)Zn Cross Section
《原子核物理:英文版》1995年第4期342-344,共3页Chen Jin-xiang Shi Zhao-min Tang Guo-you Zhang Guo-hui,Institute of Heavy Ion Physics, Peking University, Beijing 100871Lu Han-lin,Zhao Wen-rong and Yu Wei-xiang, China Institute of Atomic Energy, P. O. Box 275(3), Beijing 102413 
The project supported by China National Nuclear Corporation
Cross sections of <sup>64</sup>(n,γ) <sup> </sup>(65)Zn reaction are measured in the energy range from 156to 1150 keV by the activation technique. The activities of the products are counte...显示全部
关键词:CROSS SECTION ACTIVATION technique ZINC 
期刊Small scale effects on buckling and postbuckling behaviors of axially loaded FGM nanoshells based on nonlocal strain gradient elasticity theory被引量:1
《应用数学和力学:英文版》2018年第4期561-580,共20页S.SAHMANI A.M.FATTAHI 
By means of a comprehensive theory of elasticity, namely, a nonlocal strain gradient continuum theory, size-dependent nonlinear axial instability characteristics of cylindrical nanoshells made of functionally graded m...显示全部
关键词:nanomechanics functionally GRADED material(FGM) NONLOCAL strain gra-dient theory nonlinear instability perturbation technique 
期刊Single rod instrumentation in patients with scoliosis and comorbidities: Indications and outcomes被引量:1
《世界骨科杂志:英文版》2018年第9期138-148,共11页Athanasios I Tsirikos Peter R Loughenbury 
AIM To present our results on the use of a single rod instrumentation correction technique in a small number of patients with major medical co-morbidities.METHODS This study was a prospective single surgeon series. Pa...显示全部
关键词:Pediatric SCOLIOSIS INDICATIONS SPINAL deformity Surgery SPINAL fusion SINGLE ROD technique OUTCOMES 
期刊青海湖滨沙地青杨高干深栽技术被引量:1
《青海农林科技》2003年第3期47-48,共2页李东霞 
青海湖滨沙地自然条件严酷 ,人工造林成活率低 ,采用青杨高干深栽技术 ,其成活率和保存率均高于同期栽植的其他树种。
关键词:青海 湖滨地区 沙地 青杨 栽培技术 人工造林 成活率 自然条件 树种选择 
期刊Synthesis Sol-Gel Derived Highly Transparent ZnO Thin Films for Optoelectronic Applications
《材料物理与化学进展(英文)》2012年第1期11-16,共6页Wasan R. Saleh Nada M. Saeed Wesam A. Twej Mohammed Alwan 
In this work, ZnO thin films were derived by sol-gel using two different techniques;dip coating and spin coating technique. The films were deposited onto glass substrate at room temperature using sol-gel composed from...显示全部
关键词:ZnO THIN Film SOL-GEL DIP and SPIN Coating technique 
期刊Robotic assisted total hip arthroplasty using the MAKO platform
《Current Reviews in Musculoskeletal Medicine》Rupesh Tarwala;Lawrence D. Dorr
Surgeons want to perform a perfect total hip replacement (THR) with every operation. Human performance has limitations, especially when performing a mechanical operation in a biological environment. Recent suggested c...显示全部
关键词:Robot Navigation THR technique MAKO platform Robotic assisted total hip arthroplasty 
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