airplane generation

classification of aircraft by period/technology

en-GB/ˈɛəpleɪn ˌd͡ʒɛnəˈɹeɪʃn/
en-US/ˈɛɹˌpleɪn ˌd͡ʒɛnəˈɹeɪʃən/

دسته بندی ها:

classification scheme