Daim ntawv thov: tshem tawm, kev sib tsoo, thau khoom thiab thau khoom hnyav, vov kwj vuam, xws li kev lag luam ntawm mobile thiab loj thiab nruab nrab tsuas pob zeb, hlau qauv thiab txhua yam khoom siv, tsim rau kev tsim kho thiab kev lag luam kev lag luam, cov nroj tsuag thiab cov mines ntawm civil engineering thiab choj kev tsim hluav taws xob, kev tsim hluav taws xob, kev tsim hluav taws xob, kev tsim tsheb, kev tsim tsheb, kev tsim, txoj kev, txuas hniav, metallurgy, mining, nqes hav dej, tiv thaiv zoo tiv thaiv thiab lwm yam khoom siv hluav taws xob engineering.