The paper investigates the time evolution of a Gaussian wave packet in a tight-binding ring model with uniform nearest-neighbor hopping integral.
探讨了一维均匀紧束缚环模型中高斯波包的时间演化规律。
Considering the lack of resources, energy shortages and environmental pollution, research on industrial structure optimization under environment restriction in order to realise sustainable development in the process of industrial restructuring is extremely important for any country or region.
由于资源匮乏、能源紧缺、环境污染的多重压力与制约,探索环境约束下的产业结构优化,在产业结构调整过程中实现经济与资源环境的协调发展,对一个国家或地区而言是极其重要的。
The carrying capacity and deformation characteristics of cracked rock mass were investigated by hoop constraint tests.
采用环向约束试验方法研究破裂岩体的承载和变形特性。
The Circumstance Restrain and Countermeasure for the Development of Circumstance Management Accounting in China;
我国环境管理会计发展的环境约束及对策
Investigation of Regional Technological Innovation with Constraints of Resources and Environment;
资源环境约束下的区域技术创新研究
Research on Industrial Structure Optimization under Environment Restriction in Jiangsu Province;
环境约束下江苏省产业结构优化研究
Research on the Competitiveness of Mining Company: An Environmental and Mineral Resources-Based View;
资源环境约束下矿山企业竞争力研究
A Study on Consumption Mode of Residents under the Constraint of Resources and Environment
资源环境约束下的居民消费模式研究
To Develop the Recycling Economy to Ease the Contradiction between Resources and Environment
大力发展循环经济 缓解资源、环境约束矛盾
To Develop the Recycling Economy to Ease the Contradiction between Resources and Environment;
大力发展循环经济 缓解资源、环境约束矛盾
On the Environment Restrict and Cause Restraining of China's Western Development;
论我国西部发展的环境约束及起因抑制
Study on the Developing Level of Guanzhong Urban Agglomeration with Constraints of Natural Resources and Environment;
资源环境约束下关中城市群发展水平研究
The Research of Urbanization Path in Resources and Environment Restraining of Yangtze Areas;
资源环境约束下长三角地区城镇化道路研究
Bank Off-balance Sheet Activities Innovation Subject to Institutional Constraints;
制度环境约束下商业银行表外业务创新研究
THE CONSTRAIN EFFECT ANALYSIS OF REGIONAL ENVIRONMENT AND TRADE BY ENVIRONMENTAL CONTROL;
环境管制措施对区域环境与贸易的约束效应
Suctioning, physical restriction, ICU environment are extrapersonal stressors.
吸痰、理约束、CU环境、血等是外在应激源。
Resources, Enviromental Pollution and Macroeconomic Growth;
资源约束、环境污染与宏观经济增长
The Research of Face Recognition under Unlimited Conditions;
非约束环境下的人脸识别系统的研究
Modeling of Constrained Robot in a Dynamic Environment With Uncertainty;
不确定动态环境中约束机器人的建模
Analysis on the Restraint of Capital Market Situation on Taxation Optimization;
资本市场环境对税制优化的约束分析
Research on the Model of Farming Production Under the Constraint of Environmental Protection;
环境保护约束下农户生产模型的研究