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Cause of Errors Associated with Application of Drucker-Prager Yield Criterion in MSC/NASTRAN Program
[期刊论文] 作者:Jin-jun Wang,
来源:先进制造进展:英文版 年份:2000
1 Introduction WhentheDruckerPrageryieldcriterionisused,theMSC/NASTRANprogram[1]oftenpredictsnoticeableerrors.Thiscanbeobservedusingasimpleexample.Whenasingleelementsubjecttouniaxialtensilestressisconsidered,thepredictedstressstrainrelationdeviatesfromthe......
[期刊论文] 作者:Wang Sheng-gui,
来源:九江学院学报:社会科学版 年份:1987
本文应用K.L.Ngai提出的凝聚物质低频涨落一耗散性质的统一理论,将只适用于马尔科夫过程的斐克定律推广到非马尔科夫过程,得到了高频(短时间)和低频(长时间)极限情况斐克定律...
[期刊论文] 作者:WANG Xinzhou,
来源:地球空间信息科学学报:英文版 年份:2001
This paper first briefly looks back on the history of census GIS aroun d the world,and then summarizes some preponderances of developing urban census GIS in Chi...
[期刊论文] 作者:WANG Qiao,
来源:地球空间信息科学学报:英文版 年份:2000
分数维的地理地图数据处理的一些理论问题被讨论,发展,比较并且估计关于分数维的尺寸介绍的一些新方法在这篇论文被建议并且。...
[期刊论文] 作者:Wang Xinzhou,
来源:地球空间信息科学学报:英文版 年份:2001
In practical parameter estimation,we have always chosen eitherLeast Squares Estimation(LSE) or Robust Estimation.Since the distribution of observations is unkno...
[期刊论文] 作者:WANG QIAN,
来源:China Today 年份:2000
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[期刊论文] 作者:Wang, YM,
来源:材料科学技术学报:英文版 年份:1996
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Properties, Microstructures and Precipitate Morphology of Hot-rolled Interstitial-Free (IF) Steel Sh
[期刊论文] 作者:Zuocheng WANG,
来源:材料科学技术:英文版 年份:2001
In order to simplify production process and to decrease production cost of thicker cold-rolled IFsteel sheets for deep drawing applications, a new hot-rolled IF...
[期刊论文] 作者:Wang Tzuchiang,,
来源:Acta Mechanica Solida Sinica 年份:1999
This paper presents an analysis of crack problems in homogeneous piezoelectrics or onthe interfaces between two dissimilar piezoelectric materials based on the...
[期刊论文] 作者:Wang Xinzhong,
来源:中医杂志:英文版 年份:1999
HOW TO TREAT CHRONICPROSTATITIS WITH THE EXTERNALTHERAPEUTIC METHODSZhou Anfang 周安方Expert Clinic of Hubei College of TraditionalChinese Medicine,Hubei Provin...
[期刊论文] 作者:Wang Xingfeng,
来源:中医杂志:英文版 年份:2001
External humeral epicondylitis or tennis elbow, is a commonly encountered disease in orthopaedics and traumatology. The curative effect is not satisfactory as f...
[期刊论文] 作者:WANG SueLein,
来源:高等学校化学研究:英文版 年份:2001
Substitution of the first-raw transition netal (TM) ions for Al34 in the frameworks of aluminum phosphates is of particular interest for the enhancement of cata...
[期刊论文] 作者:WANG ChengWei,
来源:高等学校化学研究:英文版 年份:2001
This thesis reports my research work of fabricating nanostructures by using nanoporous anodic aluminum oxide (AAO) templates and their field emission properties...
[期刊论文] 作者:WANG YunPu,
来源:高等学校化学研究:英文版 年份:2001
Over the last few years, Montmorillonite (MMT) was widely used as a special inorganic material for preparing Polymer/MMT nanocompsites. MMT is a clay imineral c...
[期刊论文] 作者:WANG YunPu,
来源:高等学校化学研究:英文版 年份:2001
Water absorption material has been attracted much more attention for its wide use in soil and water conservation, agriculture, etc. But this material will actua...
[期刊论文] 作者:WANG Zhe,
来源:高等学校化学研究:英文版 年份:2001
Part 1: A highly enantio-and diastereoselective Ireland-Claisen rearrangement of chiral C3(acyloxy)-vinyl silanes for the synthesis of anti-disubstituted succin...
[期刊论文] 作者:WANG YunPu,
来源:高等学校化学研究:英文版 年份:2001
As heterogeneous catalyst, polymer metal complexes is stable in air, low corrosive, low toxic, easy to separate and reclaim,1,2 which superior than organic meta...
A Convenient Synthesis of Conjugated Acetylenic Ketones by Copper(l)-Catalyzed under Microwave Irrad
[期刊论文] 作者:WANG JinXian,
来源:高等学校化学研究:英文版 年份:2001
Alkynyl ketones are useful precursors and intermediates in synthetic organic chemistry1 and has evoked considerable interest. A number of methods for the synthe...
[期刊论文] 作者:WANG XiCun,
来源:高等学校化学研究:英文版 年份:2001
Substituted thioureas have attracted much attention due to their herbicidal1, antibacterial2, anti-HIV3 and plant-growth regulating4 activity. Meanwhile substit...
Preparation of Molecular Sieve Catalyst and Application in the Catalytic Oxidation Treatment of Wast
[期刊论文] 作者:WANG RongMin,
来源:高等学校化学研究:英文版 年份:2001
Citric acid is an important additive in foods, cosmetics, medicine and so on, but it discharges about 10 ton of factory effluent when 1 ton of citric acid is pr...
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