Submitted on: 27 September 2000.
Revised on: 14 December 2000.
Accepted on: 28 January 2001.
___________________INTERNATIONAL JOURNAL OF ENGINEERING EDUCATION
http://reply.papertrans.cn/2/134/13363/13363-32.png
Submitted on: 22 May 2023.
Revised on: 15 June 2023.
Accepted on: 16 July 2023.
___________________INTERNATIONAL JOURNAL OF ENGINEERING EDUCATION
http://reply.papertrans.cn/2/134/13363/13363-34.png
http://reply.papertrans.cn/2/134/13363/13363-35.png
Submitted on: 15 February 2022.
Revised on: 31 March 2022.
Accepted on: 10 May 2022.
___________________INTERNATIONAL JOURNAL OF ENGINEERING EDUCATION