Its invitation to me gave a signal to the sociology profession that the rational choice approach was a respectable theoretical paradigm.
对我的邀请给了社会学专业一个信号，理性选择方法是一个不错的理论典范。
The research of this thesis has certain guidance functions to the choice of the financial lever of listed company, and there is sure meaning to the theoretical research of this question for reference.
本文的研究对上市公司财务杠杆的选择有一定的指导作用，并对该问题的理论研究有一定借鉴意义。
So the theoretical basis is given for design, parameters choice and performances improvement of mechanical drive system.
为机械传动系统的设计、参数的选择以及性能的改进提供了理论依据。
应用推荐