Submitted on: 26 July 2016.
Revised on: 22 August 2016.
Accepted on: 31 August 2016.
Machines
http://reply.papertrans.cn/3/211/21100/21100-32.png
Submitted on: 07 April 2023.
Revised on: 18 April 2023.
Accepted on: 27 April 2023.
Machines
http://reply.papertrans.cn/3/211/21100/21100-34.png
Submitted on: 21 June 2014.
Revised on: 11 July 2014.
Accepted on: 18 July 2014.
Machines---MDPI
http://reply.papertrans.cn/3/211/21100/21100-36.png