System simulation shows that the proposed strategy can achieve higher system throughput and spectrum utilization than two existing uniform power allocation schemes.
仿真结果表明,在认知无线电混合业务应用环境中,该方案可以兼顾不同业务速率终端传输速率的要求,为其分配比等功率分配方案更为合理的发射功率份额,提高了系统吞吐量和频谱利用效率。
2%,effective gain≥10~4.
2%;有效增益≥10~4。
The results of the test indicate that more than 105 effective gain and about 24% energy resolution of 5.
使用放射源55Fe对其气体放大特性、电荷传输效率及能量分辨本领等性能进行了实验研究,重点研究了传输区电场对气体有效增益和能量分辨本领的影响。
The signal,effective gain and energy resolution of THGEM are measured with source of ~(55)Fe.
对要使用的THGEM板的漏电流和信号进行了测试,并使用Fe~(55)对单层THGEM探测器的有效增益和能量分辨等性能进行了初步测试。
According to output benefit coefficient,consumption and return coefficient,population and substitution coefficient and intensive cultivation coefficient,quantitative analysis of cultivated land utilization benefit from 1996 to 2005 was carried out.
耕地减少与人口增加的反差日益明显;耕地资源利用质量不断恶化是制约江苏省耕地资源利用效益变化的重要因素。
It analyzes on the cultivated land quantitatively on the basis of equation of cultivated land output benefit coefficient, cultivated land consumption and reciprocate, and cultivated land pollution and substitute coefficient, cultivated land utilization benefit.
文章选取了耕地产出效益系数、耕地消耗回报系数、耕地污染替代系数、耕地利用集约化系数等指标 ,对我国现有耕地利用效益进行了定量分析。
Under the Plantation Occupancy-Compensation Balance Policy,the total yield capacity of plantation in Jiangsu province is descending due to the gradually consumed plantation resources during urbanization,so the major measure to guarantee provisionment is to increase plantation utilization efficiency.
由于耕地后备资源短缺和城市化过程需消耗相当数量耕地资源,未来江苏省解决粮食安全的主要途径就是提高耕地利用效益。
5 cm) on the length of the lasing region is discussed.
讨论了放电口径在６ｃｍ以上的１００Ｗ铜蒸气激光器绝热结构对管壁温度分布的影响，从而对其有效增益区长度的影响。
A Study on Coupling Relationship of Land Use Benefits in Ningbo City;
宁波市土地利用效益的耦合关系研究
Study on the Space-time Difference of Cultivated Land Use Efficiency in Shandong Province;
山东省耕地利用效益的时空差异研究
Analysis on the Evolvement and Problems of Urban Land Use Efficiency of Wuhan;
武汉市土地利用效益演变及问题分析
Research on the Benefit of Agricultural Residues' Resource Utilization in Shannxi Province
陕西农业废弃物资源化利用效益研究
The Evaluation of Land Use Efficiency for Fuzhou City Based on Efficiency Coefficient Method
基于功效系数法的福州市土地利用效益评价
Evaluation of Agricultural Land Use Efficiency in Xinjiang Based on Data Envelopment Analysis;
基于数据包络分析的新疆农用地利用效益评价
Use pumped water power storage to improve economic benefit of power utilization in water supplying industries;
利用抽水蓄能提高供水企业用电效益
Research on Culture-Utilization and Effectiveness of oncomelania Snail-Inhibiting Motherwort;
抑螺植物益母草的栽培、利用及效益研究
Analysis of the Economic Benefits of Land Utilization in Xinjiang and Study of Sustainable Utilization;
新疆土地利用经济效益分析与可持续利用研究
Benefit Analysis and Measurement of Campus Rainfall Utilization
校园雨水资源化利用的效益分析及利用措施
Water Investment Assessment Theory and Methodology and Its Application;
水利投资效益评价理论、方法与应用
Research on the Mode of Economic Efficiency Evaluation of Circular Using of Resource;
资源循环利用经济效益评价模式研究
Study on Evaluation to Integrative Efficiency of Land Use in Liuzhou City;
柳州市土地利用综合效益评价的研究
SPATIAL DIFFERENTIATION OF COMPREHENSIVE LAND USE EFFICIENCY IN JIANGSU PROVINCE;
江苏土地利用综合效益空间分异研究
Evaluation and optimization on land use social benefit in Zhanjiang;
湛江市土地利用社会效益评价与优化
Scale efficiency analysis of institutions using DEA models;
利用DEA对科研机构规模效益的分析
Assessment of the Land Use Benefits in a City Scale: a Case Study of Shenzhen;
城市土地利用综合效益评价:城际比较
Effect Analysis on the Producing Wooden Toothpicks by Low-Price Log;
利用低价原木生产木牙签的效益分析