行星齿轮 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "行星齿轮" in Chinese language version.

refsWebsite

Global rank Chinese rank

75^th place

140^th place

1web.archive.org

1^st place

1^st place

nasa.gov

ntrs.nasa.gov

JJ Coy, DP Townsend, EV Zaretsky, "Gearing", NASA Reference Publication 1152, AVSCOM Technical Report 84-C-15, 1985 (PDF). [2013-02-20]. （原始内容存档 (PDF)于2021-04-17）.

web.archive.org

JJ Coy, DP Townsend, EV Zaretsky, "Gearing", NASA Reference Publication 1152, AVSCOM Technical Report 84-C-15, 1985 (PDF). [2013-02-20]. （原始内容存档 (PDF)于2021-04-17）.