为切实提高学生的交际阅读能力，部分教师需进一步转变观念，在课堂上加强培养学生对篇章的宏观驾驭能力和信息提取能力。
Based on the data collected from the interviews with 20 sophomores of different majors, the paper explores the problems existing in the cultivation of college students communicative reading ability.
通过理论模型和实际资料的试算表明，广义s变换在特征信息提取方面是行之有效的，具有较强的抗干扰能力。
The theoretic model and actual seismic data prove that GST is a feasible and effective method in extracting the characteristic information for its anti-interference ability.
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