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[期刊论文] 作者:Li Zheng,
来源:现代国际关系:英文版 年份:2017
Representing the appeals of its industry,the high-tech interest group has recently become an emerging political force in the United States.With abundant financi...
[期刊论文] 作者:LI Zheng,
来源:半导体光子学与技术:英文版 年份:2007
求婚是光 analog-to-digital 变换(模数转换器) 的一种干扰类型。有不同电压的 Fabry-Perot 洞变化的折射索引。Fabry-Perot 共鸣器通过选择不同 wavelengthes 的灯把电子紧...
[期刊论文] 作者:LI Zheng,
来源:半导体光子学与技术:英文版 年份:2005
A high-speed and high-resolution optical A/D quantizer is proposed. Its architecture is discussed. Bit circuits are built by using the phase modulators in paral...
[期刊论文] 作者:Li Zheng,
来源:现代国际关系:英文版 年份:2015
Difficulties the U.S.high-tech industry is now facing may be only temporary but uncertainty over laws and policies could create a setback.The emerging trans...
[期刊论文] 作者:LI Zheng,
来源:半导体光子学与技术:英文版 年份:2007
为 X 乐队和 8 单位的一根真时间的延期线的系统分阶段执行数组天线被介绍。与 piezotranslator (PZT ) 改变一个 chirp 栅栏的长度,可变延期被获得。计划被用于 X 乐队谁的分...
[期刊论文] 作者:Li Zheng,
来源:稀有金属材料与工程 年份:2006
In this paper,we propose the novel system of multipoint measurement.The sensors of measurements are chirped Bragg grating and the interrogation of sensors i...
[期刊论文] 作者:Li Zheng,
来源:现代国际关系(英文版) 年份:2021
Technological nationalism,already being transformed into policy in some countries,could stymie the globalization of science and technology.Growing out from their development and security demands,countries are attempting to safeguard their n......
[期刊论文] 作者:LI Zheng,
来源:景观研究:英文版 年份:2021
Global climate change has been a source of widespread concern since the 21~(st) century.Sea level rise has a significantly negative impact on coastal areas,espe...
[期刊论文] 作者:GUO Li ZHENG Shuang,
来源:东北农业大学学报:英文版 年份:2005
According to questions in the design of high quality small signal amplifier, this paper gave a new-type high performance small signal amplifier. The paper selec...
[期刊论文] 作者:ZHENG Li,ZHENG Tai-Yu,
来源:理论物理通讯:英文版 年份:2007
我们重游一个宏观的目标的集体运动的中心的量 decoherence 问题,它作为一个维的原子链被建模。与自由的内部度由联合质量(C.M ) 的中心导致了运动,这 inner-environment-induc...
[期刊论文] 作者:Lirong Han Li Zheng,
来源:现代会计与审计 年份:2005
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[期刊论文] 作者:Jinkui Liu,Li Zheng,
来源:应用数学(英文) 年份:2011
In this paper, a new conjugate gradient formula and its algorithm for solving unconstrained optimization problems are proposed. The given formula satisfies with...
[期刊论文] 作者:Tong Yufen,Li Zheng,
来源:当代中国人口:英文版 年份:2013
How much water resource pressure is jointly determined by demand and water supply conditions? How much role and influence does the demographic factor play? What...
[期刊论文] 作者:Li,Zheng Li,Jianzhong,
来源:微计算机信息 年份:2005
This text introduce a Algorithm of display data processing of lost foam based on decimal system . It’s simple and direct, the procedure is of simple structure....
[期刊论文] 作者:XU Li,ZHENG Bao-yu,
来源:中国邮电高校学报 年份:2004
...
[期刊论文] 作者:CHEN Miao-Xin,LI Zheng,
来源:黑龙江科技学院学报 年份:2008
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...
[期刊论文] 作者:WANG XiCun,LI Zheng,
来源:黑龙江科技信息 年份:2001
本文通过对荣华二采区10...
[期刊论文] 作者:HUA Hu,LI Zheng,
来源:东华大学学报(英文版) 年份:2004
A search algorithm for the detection of a direct path signal in the presence of dense multipath in indoor environment using UWB is Proposed. This algorithm is b...
A reliable and practical reference objective for the deviation diagnosis of energy system parameters
[期刊论文] 作者:Liping LI,Zheng LI,
来源:城市道桥与防洪 年份:2009
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:Xu Li,Zheng baoyu,
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...
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