Hlau hlau yog siv dav hauv ntau qhov kev lag luam, feem ntau suav nrog:
Kev Tsim Kho: Ua lub luag haujlwm tseem ceeb hauv cov pob zeb ua kom tau qhov ntau dua, choj kev tsim kho, thiab lwm yam.
Tsheb: siv rau ntau txoj kev sib txuas thiab cov qauv txhawb hauv tsheb tsim khoom.
Aerospace: siv los tsim qee qhov chaw ntawm cov dav hlau thiab pob zeb.
Cov khoom siv hluav taws xob: Siv rau txuas thiab kho cov khoom siv hauv cov khoom siv hluav taws xob.
Qhov Teeb Meem Kev Lag Luam
Lub lag luam hlau hlau hlau yog kev sib tw heev, nrog ntau cov tuam txhab zoo thiab hom. Cov tuam txhab no nyob rau qee cov lag luam sib koom los ntawm kev tsim txiaj ntawm lawv cov kev sib tw hauv cov khoom lag luam zoo, nqe thiab kev pabcuam. Ib qho ntxiv, kev sib koom tes thiab kev sib koom tes thiab kev sib koom tes thiab kev ua haujlwm hauv kev lag luam kuj tseem ua txoj haujlwm tseem ceeb hauv cov qauv lag luam. Cov tuam txhab yuav tsum muaj kev sib tw lawv cov kev sib tw los ntawm kev hloov kho nruam tshiab thiab nce cov khoom ntxiv ntxiv.