In the paper, we mainly study some proerties of Wakamatsu tilting modules and dual theory relative to them, we always assume that T_r is a Wakamatsu tilting module, S = End(T_R).

• 本论文我们主要研究某些Wakamatsu倾斜模和与之相关的对偶理论。 我们总假定T_R是Wakamatsu倾斜模，S=End(T_R)。