In the third chapter,we introduce the concept of generalized projective module.
在第三章，我们引入广义投射模的概念。
参考来源 - 同调模的推广及性质·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
We describe the properties of the almost split sequence containing projective module as the first term and the middle term.
本文刻划了包含投射模的几乎可裂序列，给出以投射模为首项和中间项的几乎可裂序列的特性。
This Paper gives and proves the dual module of a projective module over aright hereditary and right perfect ring is stil projective.
本文给出并证明了右遗传、右完备环上投射模的对偶模仍然是投射模。
These results will take an important part in studying fractional ring (module), localization method and projective geometry.
这些结果无疑对更进一步研究分式环(模)及局部化方法，特别是投射几何代数的研究大有裨益。
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