1.
A new equivalent characterization of pure projective left R-modules is given by applying homological methods.
通过同调的方法,给出了纯投射左R模的一个新的等价刻画.
2.
Locational Patterns of Investment on R&D and Regional Economic Development;
R&D投入的区位模式与区域经济发展
3.
Region Mapping Model for R&D Project Termination Decision;
R&D项目中止决策的区域映射模型
4.
Gorenstein Projective, Injective and Flat Modules
GORENSTEIN投射、内射和平坦模
5.
Some Properties on Minkowski Projecting Mapping in R~(n+1);
关于Minkowski投影映射在R~(n+1)中的一些性质
6.
The Sufficient Condition on Minkowski Projecting Mapping′s Immersion into R~3;
关于Minkowski投影映射在R~3中浸入的充分条件
7.
Comparative Analysis on R&D Investment and Scale Investment Influencing Factors
R&D投资与规模投资影响因素比较分析
8.
About Simple-Projective Modules, Soc-Flat Modules, Soc-Pseudo Modules;
关于单投射模、soc-平坦模、soc-伪内射模
9.
Ann-Projective Modules, Ann-Injective Modules and Ann-Flat Modules;
关于ann-投射模、ann-内射模和ann-平坦模
10.
On Quasi-Injective,Quasi-Projective,Quasi-Flat Module and Special Rings;
拟投射模、拟内射模、拟平坦模和特殊环
11.
Audio template with slides on the left. This template has solid background colors.
左侧带幻灯片的音频模板。该模板有纯色背景。
12.
The Application of Combination Forecasting Model to R&D Funds in China;
组合预测模型在我国R&D经费投入中的应用
13.
Structure-optimal Model of R&D Input During the Eleventh Five-year Plan Period of Jiangsu Province;
江苏省“十一五”期间R&D投入结构优化模型
14.
Analysis on the Complexity of R&D Investment and Finance Mode Based on Fractal Geometry Theory;
基于分形理论分析R&D投融资模式的复杂性
15.
Evolution of Government R&D Investment and Model in Foreign Countries;
国外政府资助R&D投入经费和模式演变
16.
R&D Model for Chinese Firms′ Overseas Investment;
基于中国公司对东道国的R&D投资模式选择
17.
An option pricing model for valuing R&D upgrading investment within software enterprises;
软件企业R&D升级投资价值的期权定价模型
18.
The empirical analysis on the relationship between enterprise scale and input-intensity of R&D;
企业规模与R&D投入强度关系的实证分析