Cov lus qhia luv luv rau lub viav vias khib nyiab tsheb thauj khoom

Lub tsheb viav vias tsheb yog qhov kev ua kom huv si uas siv cov tshuab khib nyiab thiab kev thauj khoom ntawm cov tshuab hluav taws xob kom ua tiav thiab cov khoom siv hluav taws xob nrog rau kev thauj khoom siv hluav taws xob muaj ob lub viav vias caj npab thiab thib ob hydraulic lub tog raj kheej. Cov khoom siv thoob plaws hauv ib lub tsheb thauj khoom, uas tau nce kev txhim kho kev ua haujlwm ntawm kev ua haujlwm ntawm 2024. Npog tsim . Siv cov xwm txheej hauv nroog loj, kev lag luam ntawm cov qauv hluav taws xob ntawm cov qauv hluav taws xob tsawg dua 1%.