Er3+ doped potassium gadolinium molybdate (KGM) phosphor with sensitizer Yb3+ ion was synthesized by the Pechini method using citric acid and ethylene glycol.Th
为有效解决城市区域间视频监控点位布局各自为战、疏密不均、标准不一等问题,实现监控点位布局"统一规划、分步实施、集约管理、资源共享",发挥监控系统效能最大化的总体目标,亟需对城市范围内视频监控系统监控点位科学精准规划。本文介绍了基于GIS开发的,全市统一的视频监控点位规划系统,体现了综合运用现代科技手段与人工辅助干预相结合的方法,并据此开发规划软件,完成对大型城市视频监控点位布局的精准规划,为各级政
发表在国际清算银行(BIS)2013年一季度《中央银行国际期刊》上的“资本流动与金融稳定院货币政策和宏观审慎对策”一文,通过分析在开放经济DSGE模型下货币政策和宏观审慎政策之
The layered material of Ce-doped LiNi1/3Mn1/3Co1/3O2 with α-NaFeO2 was synthesized by a co-precipitation method.X-ray diffraction (XRD) showed that Ce-doped Li
[目的]探索提高县(市)尺度农用地整治新增耕地潜力评价效率、精度,降低评价成本的方法,为土地利用总体规划和土地整治专项规划提供参考.[方法]以GIS全域空间分析方法为主的农
The adsorption heat and reaction rate constant of potassium dichromate on the surface of galena were studied. The results indicate that potassium dichromate ten
本文以会计课的教学案例—现金支票的填写为例,探讨如何上好一节课,并分析了相关的教学的方法。
This article takes the teaching case of accounting course - the fillin
Ferronickel enrichment and extraction from nickel laterite ore were studied through reduction and magnetic separation. Reduction experiments were performed usin
对《先进制造技术》的课程进行了分析和研究,总结了教学和实验环节存在的问题,从培养学生的工程实践能力、创新能力和科技素养等方面,对教学内容和实验内容提出了具体的改革思路
Hydroxyapatite/alumina nanocrystalline composite powders needed for various biomedical applications were successfully synthe-sized by sol-gel process. Structura