'Modern' kev lag luam kev lag luam hauv colonial India pib loj hlob nyob rau hauv mid-19th century.
Leej twg pib kev lag luam hauv Is Nrias teb?
Jamshedji Tata yog tus pioneer hauv kev lag luam niaj hnub hauv Is Nrias teb, yog tus tsim ntawm dab tsi tom qab hu ua Tata Group ntawm tuam txhab (26).
Thaum twg industrialization pib thiab xaus?
Dab tsi yog hu ua thawj Kev Lag Luam Kev Lag Luam tau kav los ntawm nruab nrab-18 xyoo pua txog rau xyoo 1830 thiab feem ntau nyob hauv tebchaws Askiv. Qhov thib ob Industrial Revolution kav los ntawm nruab nrab-19th caug xyoo mus txog rau thaum ntxov xyoo pua 20th thiab tshwm sim nyob rau hauv teb chaws Aas Kiv, continental Europe, North America, thiab Nyiv.
5 yam ntawm kev lag luam yog dab tsi?
Cov yam ntxwv uas cuam tshuam rau kev lag luam suav nrog cov peev txheej ntuj, peev, cov neeg ua haujlwm, thev naus laus zis, cov neeg siv khoom, kev thauj mus los, thiab tsoomfwv kev koom tes.
4 hom kev lag luam yog dab tsi?
Muaj plaub hom kev lag luam. Cov no yog primary, secondary, tertiary thiab quaternary.
