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Investigation of Distribution for Trace Lead and Cadmium in Chinese Herbal Medicines and Their Decoc
[期刊论文] 作者:Hanwen Sun,Lixin Li,
来源:美国分析化学(英文) 年份:2011
Lead and cadmium in herbal medicines are highly toxic to living organisms even in low concentrations. An effective method is developed for analysis of trace lea...
[期刊论文] 作者:Li Ma,Feipeng Da,
来源:系统工程与电子技术:英文版 年份:2011
The mean-square exponential stability problem is investigated for a class of stochastic time-varying delay systems with Markovian jumping parameters.By decompos...
[期刊论文] 作者:Shi Li Guangren Duan,
来源:系统工程与电子技术:英文版 年份:2011
A robust task space tracking scheme is proposed for the free-flying space manipulator system.The dynamic equations of the system are derived via the law of mome...
[期刊论文] 作者:Xiaofei Li Xiaojian Xu,
来源:系统工程与电子技术:英文版 年份:2011
The second-order small slope approximation(SSA2) method is introduced to study the Doppler characteristics from time-evolving sea surfaces.Simulation results sh...
[期刊论文] 作者:Tang Yuejun,Li Defu,
来源:中国人口.资源与环境:英文版 年份:2011
In the context of global climate change,the internalization of negative externality,which is brought about by the traditional mode of economic growth,has become...
[期刊论文] 作者:ZHANG Dexian LI Jichang,
来源:东北农业大学学报:英文版 年份:2011
Five different methods were tested and compared to prepare danofloxacin mesylate liposomes,the ammonium sulfate gradient method with freeze-thawing steps was va...
[期刊论文] 作者:LI Bin,JIANG Yujun,
来源:东北农业大学学报:英文版 年份:2011
According to the sequence of the bile salt hydrolase (BSH) gene of Bifidobacterium and the restriction enzyme cutting sites of expression vector pNZ8148, primer...
Relationship Between Agricultural Credits and Agricultural Economy Based on Error Correct Model in H
[期刊论文] 作者:XIN Liqiu LI Yanqiu,
来源:东北农业大学学报:英文版 年份:2011
Heilongjiang is a large agriculture province.Problems of agriculture,rural areas and farmers are urgent to be solved.The development of agriculture needs the su...
[期刊论文] 作者:Qi Shaozhou Li Kai,
来源:中国人口.资源与环境:英文版 年份:2011
In this paper,the authors have analyzed the relationship between energy intensity gap and GDP per worker gap of China's western and eastern provinces over t...
[期刊论文] 作者:Yueyang Li,Maiying Zhong,
来源:系统工程与电子技术:英文版 年份:2011
The problem of fault detection for linear discrete timevarying systems with multiplicative noise is dealt with.By using an observer-based robust fault detection...
[期刊论文] 作者:Yijun Luo Jin Li,
来源:系统工程与电子技术:英文版 年份:2011
The optimal and suboptimal structured algorithms of linear block codes from the geometrical perspective are represented.The minimum distance and weight property...
[期刊论文] 作者:Xiaojian Xu,Jia Li,
来源:系统工程与电子技术:英文版 年份:2011
The problem of combined radar imagery from multiple sparse frequency subbands initially incoherent to each other is of practical importance for radar target dis...
[期刊论文] 作者:YANG Pin-hong,LI Meng-jun,
来源:动物与饲料科学:英文版 年份:2011
[Objective] To propose strategic conception for sustainable development of massive freshwater fish in China. [Method] The current development status of massive...
[期刊论文] 作者:Li, Wen-Sheng, Huang, Hai-Ming,
来源:人工晶体学报 年份:2011
把"啁啾"函数引入含左手材料的一维光子晶体中,且左手材料的介电常数和磁导率采用Lossy Dryde model,利用传输矩阵法研究了其透射谱。结果表明:在"啁啾"函数对材料几何厚度调制较......
[期刊论文] 作者:YANG Hao,SUN Li,
来源:沈阳建筑大学学报:自然科学版 年份:2011
In this paper,the spline finite element method is developed to investigate free vibration problems of beams.The cubic B-spline functions are used to construct t...
[期刊论文] 作者:XiaoDuo Pan,Xin Li,
来源:寒旱区科学:英文版 年份:2011
与一个陆地表面模型一起联合 WRF (天气研究和预报模型) 的研究被提高探索空气和陆地表面的相互作用;然而, WRF 模型的地区性的适用性是 questioned.In 顺序在模仿为 Heihe 河...
[期刊论文] 作者:Rui Liu Hong-Fu Li,
来源:电子科技学刊:英文版 年份:2011
联合同轴的共鸣器的现象的模式的研究与理论被进行了。通过建立没有来源的传播线方程,有一个弄皱的内部售票员的同轴的共鸣器的边界条件被分析。最后,计算为 Karlsruhe 工学院(...
[期刊论文] 作者:Hao-Dong Zhu Hong-Chan Li,
来源:电子科技学刊:英文版 年份:2011
把关系基于等价,古典不平的集合理论是不能的处理不完全的信息 systems.In 这格,基于珍视的忍耐,关系和优先的概率从不完全的信息系统获得了的一个扩大不平的集合模型是第一 fou......
[期刊论文] 作者:Hao-Dong Zhu Hong-Chan Li,
来源:电子科技学刊:英文版 年份:2011
因为表示每份 object.In 订单解决这个问题使用明确的形式,古典不平的集合不能在决定过程显示出模糊和目标的重要性,这份报纸第一介绍每个目标在有会员度显示出它的模糊的一张...
A New 3D Layered-pillared Cobalt(II)-organic Framework Constructed by Imidazole-4,5-dicarboxylic Aci
[期刊论文] 作者:YUAN Li,LU Wen-Guan,
来源:结构化学 年份:2011
A new 3D metal-organic framework of {[Co3(IDC)2(bipy)2(py)2]·7H2O}n (1) was obtained by the hydrothermal reaction of Co(NO3)2·6H2O, imidazole-4,5-dica...
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