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Relation between some variations of soil and surface vegetation and desertization in agriculture-pas
[期刊论文] 作者：SHENG Xue-bing,Liu Yun-xia,SUN Jian-zhong,
来源：环境科学学报(英文版) 年份：2003
The studied agriculture-pasture interlacing zone has itsspecific natural conditions, at which the natural systems areunstable, their self-regulation capability...
[期刊论文] 作者：Yang Shuijin,YUAN Liangjie,Sun Jutang,
来源：稀有金属(英文版) 年份：2003
The Eu3+-doped Na24As2W22O83 phosphor has been prepared by solid state reaction from Na3AsO412H2O,Na2WO4@2H2O and WO3, and characterized by elemental analysis,...
[期刊论文] 作者：Gong Ke-qin,Sun Hui,Liu Zhao-rong,
来源：水动力学研究与进展B辑 年份：2003
In this paper, by solving the fundamental equations of periodically oscillatory blood flow, the distributions of pressure gradient and blood velocity in varying...
[期刊论文] 作者：Jun WANG,Shuxian HE,Baode SUN,,
来源：材料科学技术学报（英文版） 年份：2003
To increase the casting quality of hypoeutectic Al-Si alloys, the effects of melt thermal treatment on the solidification structure of the A356 alloy were analy...
[期刊论文] 作者：Jiang Yonglin,Sun Guodong,Liang Qi,
来源：微计算机信息(测控仪表自动化) 年份：2003
In this paper, we introduce the principle of intelligentloop-coil detector in traffic, present some chief interface circuit,and describe the highlights of desig...
[期刊论文] 作者：Yuan Zhanting,Zhang Qiuyu,Sun Wei,
来源：微计算机信息(测控仪表自动化) 年份：2003
To present a VoIP-based solution to LAN/Intranet-oriented IP Phone. Its core is low power dissipation DSP chip incharge of voice codec and 8/16bit single-chip i...
[期刊论文] 作者：Xiao-Nan Sun,Qi-Chu Yang,Jian-Bin Hu,
来源：城市道桥与防洪 年份：2003
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者：Ai-Jun Zhu,Jing-Sen Shi,Xue-Jun Sun,
来源：城市道桥与防洪 年份：2003
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者：LIU Zong-chang,LI Wen-xue,SUN Jiu-hong,,
来源：Journal of Iron and Steel Research(International) 年份：2003
TTT diagrams,CCT diagrams and critical points of steels H13,S7,S5 for annealing were measured and investigated by means of Formastor-Digital full-automatic phas...
[期刊论文] 作者：Sun Baoping,Ding Guodong,LI Yu,
来源：城市道桥与防洪 年份：2003
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者：Li Ning,Sun Yanling,Wang Shuju,
来源：城市道桥与防洪 年份：2003
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者：SUN Deng-yue,DU Feng-shan,XU Shi-min,,
来源：Journal of Iron and Steel Research(International) 年份：2003
Based on upper bound element method,the analysis model for press piercing process was constructed and its analytical expressions were obtained.For decreasing pi...
[期刊论文] 作者：SUN Xi-sheng,WANG Zhi-hua,LI Z,
来源：城市道桥与防洪 年份：2003
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者：SUN Lu-juan,GAO Xi-Wu,ZHENG Bi,
来源：城市道桥与防洪 年份：2003
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
Multivariate Statistic Analysis of Morphology and Ecology Characters on Some Sheep Populations in Ch
[期刊论文] 作者：SUN Wei,CHANG Hong,REN Zhan-ju,
来源：城市道桥与防洪 年份：2003
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者：SUN Yao,TANG Li-ping,LI Xue-li,
来源：城市道桥与防洪 年份：2003
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
Arabidopsis gene URO regulates plant development by a temporal and spatial control of auxin distribu
[会议论文] 作者：Zheng Yuan,Yue Sun,Hai Huang,
来源：2003年拟南芥学术研讨会(Workshop on Arabidopsis Research 2003) 年份：2003
...
[期刊论文] 作者：LU Yan-Wu(吕燕伍),SUN Gregory,
来源：中国物理快报（英文版） 年份：2003
Effective mass theory is used to calculate the in-plane valence subbands of strained SiGe superlattice within the 6 × 6 Luttinger model and under a correct bou...
,Society Should be Fair to Migrant Farmer-Workers——Opinions and suggestions from legislature and con
[期刊论文] 作者：YANG FEI,SUN HAIFENG,LI ZIJUAN,
来源：人权（英文版） 年份：2003
...
[期刊论文] 作者：CHU Fu-xiang,SUN Fa-tai,CUI Yi-jun,
来源：针灸推拿医学（英文版） 年份：2003
Purpose To explore the feasibility of treating toothache with the acupoints in Liver Meridian. Method According to syndrome differentiation, toothache was divid...
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