反馈 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "反馈" in Chinese language version.

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books.google.com

caltech.edu

authors.library.caltech.edu

cdvandtext2.org

doi.org

dx.doi.org

doi.org

google.co.nz

books.google.co.nz

google.co.nz

  • "Heretofore ... it has been necessary to reverse the motion of the rollers, thus causing the material to travel or feed back, ..." HH Cole, "Improvement in Fluting-Machines", US Patent 55,469 (1866)页面存档备份,存于互联网档案馆) accessed 23 Mar 2012.
  • "When the journal or spindle is cut ... and the carriage is about to feed back by a change of the sectional nut or burr upon the screw-shafts, the operator seizes the handle..." JM Jay, "Improvement in Machines for Making the Spindles of Wagon-Axles", US Patent 47,769 (1865)页面存档备份,存于互联网档案馆) accessed 23 Mar 2012.

nih.gov

ncbi.nlm.nih.gov

nobelprize.org

web.archive.org

wikipedia.org

en.wikipedia.org

  • Maxwell, James Clerk. On Governors (PDF) 16. Proceedings of the Royal Society of London: 270–283. 1868 [2015-12-03]. (原始内容存档 (PDF)于2015-12-11). 

wiley.com

onlinelibrary.wiley.com

worldcat.org