major reconstruction

major repair in engineering, generally scheduled

en-US/ˈmeɪd͡ʒɚ ˌɹikənˈstɹʌkʃən/
en-GB/mɛiːd͡ʒə ˌɹiːkənˈstɹʌkʃən/

دسته بندی ها:

maintenance