Ntsia hlau ua lag luam qhia rau koj tias cov cuab yeej siv tau los siv rau kev suav tsis txhom thiab kev ntim ntawm kev sib tsoo rau hluav taws xob, hluav taws xob, teeb pom kev zoo, engineering, kev siv, txuas hniav, tsheb thauj khoom, aircraft, trams, tsheb, thiab khoom siv hluav taws xob tsim lag luam. Ntsia hlau lag luam qhia koj tias yuav ua li cas thiaj ua rau tus cab ntsia yooj yim mus siv
1, qhov zoo tshaj plaws los ntawm cov neeg ua hauj lwm los yog tus neeg sab nraud kom to taub txoj kev ncaj ncees ntawm cov khoom lag luam, cov teeb meem zoo, kom paub siv cov khoom, lub neej ntev.
2. Cov tsos ntawm cov khoom yuav tsum tau kuaj. Yog hais tias qhov tsos tsis yog thiab tsis ruaj, ces cov khoom yuav raug ncua hauv lub neej.
Ntsia hlau ua lag luam
3. Txawm tsis muaj tus ciav hlau, nws yog ib qho tseem ceeb los xyuas seb qhov khoom puas yoojyim. Yog tias nws siv, nws yuav cuam tshuam rau lub neej txhua hnub. Yog li ntawd, nws yog ib qhov tsim nyog los xyuas qhov zoo ntawm cov khoom.
Cov khoom uas ua los ntawm cov kav hlau ua khoom lag luam muaj nqi zoo thiab txuag tau tus nqi loj. Lawv yuav tsum tau muab ntsia thiab siv nrog tus ciaj ntswj uas cuam tshuam lawv qhov loj. Lawv feem ntau siv los ntawm ntau yam cuab yeej siv thiab cov khoom siv. Teeb thiab yooj yim screwdrivers yog yooj yim nqa thiab yooj yim rau kev khiav lag luam. Lawv tsim nyog rau ntau tus neeg ua hauj lwm thiab cov khoom siv hauv tsev.