搜索筛选:
搜索耗时0.0844秒,为你在为你在102,285,761篇论文里面共找到 71 篇相符的论文内容
发布年度:
[期刊论文] 作者:X.Y.,,
来源:语言研究 年份:1987
【正】 一九八七年十二月一日至五日,我国首次社会语言学学术讨论会在北京西山举行。这次会议是由中国社会科学院语言文字应用研究所主办的,有七十多位同志参加了会议,会议收...
[期刊论文] 作者:X.Y.,
来源:文字改革 年份:1962
用完了火柴的空盒子,收集起来,可以废物利用,做一套汉语拼音字母积木。这是一种既不费钱,不必用特殊工具,做法又简单的教学拼音的教具。空火柴盒最好是同一种商标的,或...
Effects of hysteresis of static contact angle (HSCA) and boundary slip on the hydrodynamics of water
[期刊论文] 作者:J.Zheng,B.S.Wang,W.Q.Chen,X.Y.,
来源:黑龙江科技学院学报 年份:2017
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...
Three dimensional fundamental thermopiezoelastic solutions for infinite space containing a half-infi
[会议论文] 作者:X.Y. LI,W.Q. Chen,
来源:国际计算/实验科学与工程学术会议(icces2011) 年份:2011
...
[会议论文] 作者:X.Y. Xu,W.J. Liu,M.L. Zhong,H.Q. Sun,X.Y. Xu,R. Z. Ba,
来源:2004年高能束流加工技术国际研讨会 年份:2004
采用同轴送粉方法,激光熔覆制备了WC增强Ni3Al金属间化合物基复合涂层,通过试验,优化了工艺参数,对激光熔覆涂层的成分、组织和硬度进行了测试和分析.结果表明,激光熔覆涂层无裂纹和气孔,与基体形成良好的冶金结合,WC颗粒的添加显著提高了涂层硬度.......
[期刊论文] 作者:X.Y. Zhang, H.M. Ge, G.X. You,
来源:分子植物育种 年份:2007
Besides the natural selection, the crops cultivated today have experienced two episodes of strong artifi cial selection, domestic and modern breeding. Domes...
Core Collection Based Backcrossing: An Efficient Approach for Breeding, Germplasm Enhacement and Gen
[期刊论文] 作者:Zhou X.Y. Zhan,
来源:分子植物育种 年份:2007
Plant germplasm underpins much of crop development. Millions of germplasm accessions have been collected and conserved ex situ, and the major challenge is n...
[期刊论文] 作者:Ma X.Y. Duan L.X. Zhang,
来源:分子植物育种 年份:2007
...
[期刊论文] 作者:Dong X.Y. Ruan,
来源:金属学报:英文版 年份:2006
一个网孔基于复制,核近似和点搭配为金属戒指压缩的分析被介绍的免费方法。点搭配方法是一个真网孔没有一个背景网孔的雇用的免费方法。它被看那,在一条点搭配途径,重新协调问题......
[期刊论文] 作者:Guo X.Y. Zhu R.D. Xu,
来源:金属学报:英文版 年份:2007
脉搏 electrodeposited RE (稀土元素)-Ni-W-P-SiC 的免职率,作文,形态学,和坚硬上的脉搏频率 f 和责任周期 r 的效果合成涂层被学习了。结果显示脉搏电流能改进 RE-Ni-W-P-SiC...
Long-Term Variations, Signatures, Sources of Asian Dust and Role of Climate Change Versus Desertific
[期刊论文] 作者:X.Y. Zhang S.L. Gong T.L. Zhao,
来源:过程工程学报 年份:2004
For long-term variations and elemental signatures of Asian dust aerosol, changes in mass, twenty elemental concentrations over the period 2001~2003 were assessed...
[期刊论文] 作者:Lu, X.Y., Cao, C.D., Wei, B.B.,
来源:金属学报:英文版 年份:1999
1.IntroductionRecentlytherehasbeenangrowinginterestinthesolidificationofperitecticsystems[1--4]tespeciallythosesystemslikeFe-CuandCu-Co,whichexhibitdefinitether...
[期刊论文] 作者:Qin X.Y. Zhou,
来源:分子植物育种 年份:2007
Lipoxygenases are nonheme-iron-containing dioxygenases that catalyze the hydroperoxidation of unsatrated fatty acids containing a cis, cis-1,4-pentadiene st...
[期刊论文] 作者:Tan,Charles X.Y. G,
来源:癌症生物学与医学:英文版 年份:2019
Objective: Prostate cancers(PCa) in Asian individuals are molecularly distinct from those found in their Caucasian counterparts.There is no risk stratification...
HIGHLY DISPERSED MULTI-WALLED CARBON NANOTUBES IN WATER/ETHANOL AND ITS APPLICATION FOR PVA COMPOSIT
[期刊论文] 作者:Zhang,X.Y. Tao,J.M.,
来源:金属学报(英文版) 年份:2004
Two carboxylation processes were carried out to modify multi-walled carbon nanotube bundles (m-MWNTs). The results showed that both of the m-MWNTs could be high...
Core Collection Based Backcrossing: An Efficient Approach for Breeding,Germplasm Enhacement and Gene
[期刊论文] 作者:Zhou,X.Y. Zhang,,
来源:分子植物育种 年份:2004
Plant germplasm underpins much of crop development. Millions of germplasm accessions have been collected and conserved ex situ, and the major challenge is now h...
Core Collection Based Backcrossing: An Efficient Approach for Breeding,Germplasm Enhacement and Gene
[期刊论文] 作者:Zhou,X.Y. Zhang,,
来源:分子植物育种 年份:2007
Plant germplasm underpins much of crop development. Millions of germplasm accessions have been collected and conserved ex situ, and the major challenge is now...
[会议论文] 作者:Chen X.Y.,Wang H.,Chen L.,
来源:International Conference for Physiological Sciences 2012(201 年份:2012
The paraventricular nucleus (PVN) of hypothalamus is a major integrative center in homeostatic control.Morphological studies have revealed a high level of secretin and secretin receptor expression in...
ANIMAL HUSBANDRY ECOSYSTEM HEALTH EVALUATION METHODOLOGIES AND APPLICATION RESEARCH ON REGIONAL DIME
[会议论文] 作者:Hap L.,Wang J.A.,Zhang X.Y.,
来源:第三届世界生态高峰会(Eco Summit 2007) 年份:2007
...
[期刊论文] 作者:Xu,X.Y. Xie,Z.F.,
来源:国际医学放射学杂志 年份:2009
本研究的目的是评价基础灰阶超声中局灶性肝脏病变的回声是否会影响对比增强超声对小的局灶性肝脏病变的诊断价值。388例病人行实时对比增强超声检查,应用六氟化硫超声微泡对...
相关搜索: