Two models are defined for predicting the trajectory of a foam jet originating from a fire monitor(hydrant)and the related intensity drop point.An experimental framework is also defined and used accordingly to compare...Two models are defined for predicting the trajectory of a foam jet originating from a fire monitor(hydrant)and the related intensity drop point.An experimental framework is also defined and used accordingly to compare real-time data with the predictions of such models.This mixed theoretical-experimental approach is proven to be effective for the determination of otherwise unknown coefficients which take into account several important factors such as the operation pressure,the elevation angle and the nozzle diameter.It is shown that the mean absolute error is smaller than 20%.展开更多
Taking the programming course as an example,a comprehensive solution for individualized and precise teaching has been proposed.Firstly,graded teaching strategy is performed.The students are divided into three groups a...Taking the programming course as an example,a comprehensive solution for individualized and precise teaching has been proposed.Firstly,graded teaching strategy is performed.The students are divided into three groups according to their base of learning and the degree of acceptance of knowledge.Designed teaching resources are provided for the teaching mode of low starting points and high landing points.Secondly,a process evaluation method combining online and offline has been proposed.An“evaluation-feedback-improvement”mechanism based on the analysis of students’learning data has been adopted.The practice in Harbin Institute of Technology has shown that the proposed method can not only help students achieve individualized learning goals,but also help teachers achieve precise teaching.展开更多
Taking Digital Logic Design,a professional foundation course for undergraduates in the School of Computer Science of Harbin Institute of Technology,as an example,we propose a new teaching model of scenario comprehensi...Taking Digital Logic Design,a professional foundation course for undergraduates in the School of Computer Science of Harbin Institute of Technology,as an example,we propose a new teaching model of scenario comprehension and practical progressive teaching in response to the many difficult problems faced in undergraduate teaching,such as the change of the teaching target to first-year university students with zero foundation and low starting point,and the compression of class time,while the quality of the course and the quality of student training have to be improved simultaneously.With the help of MOOC to implement blended teaching,effective means such as lowering the threshold,raising interest,building foundation and progressive improvement are adopted to help freshmen challenge themselves and move to a higher starting point.This paper is a useful exploration of the current new model of high-quality teaching in hardware courses for junior undergraduates.展开更多
基金the National Key Research and Development Plan(Grant No.2016YFC0801300).
文摘Two models are defined for predicting the trajectory of a foam jet originating from a fire monitor(hydrant)and the related intensity drop point.An experimental framework is also defined and used accordingly to compare real-time data with the predictions of such models.This mixed theoretical-experimental approach is proven to be effective for the determination of otherwise unknown coefficients which take into account several important factors such as the operation pressure,the elevation angle and the nozzle diameter.It is shown that the mean absolute error is smaller than 20%.
文摘Taking the programming course as an example,a comprehensive solution for individualized and precise teaching has been proposed.Firstly,graded teaching strategy is performed.The students are divided into three groups according to their base of learning and the degree of acceptance of knowledge.Designed teaching resources are provided for the teaching mode of low starting points and high landing points.Secondly,a process evaluation method combining online and offline has been proposed.An“evaluation-feedback-improvement”mechanism based on the analysis of students’learning data has been adopted.The practice in Harbin Institute of Technology has shown that the proposed method can not only help students achieve individualized learning goals,but also help teachers achieve precise teaching.
文摘Taking Digital Logic Design,a professional foundation course for undergraduates in the School of Computer Science of Harbin Institute of Technology,as an example,we propose a new teaching model of scenario comprehension and practical progressive teaching in response to the many difficult problems faced in undergraduate teaching,such as the change of the teaching target to first-year university students with zero foundation and low starting point,and the compression of class time,while the quality of the course and the quality of student training have to be improved simultaneously.With the help of MOOC to implement blended teaching,effective means such as lowering the threshold,raising interest,building foundation and progressive improvement are adopted to help freshmen challenge themselves and move to a higher starting point.This paper is a useful exploration of the current new model of high-quality teaching in hardware courses for junior undergraduates.
