peb hais rau qhov zoo ua ntej, kev pabcuam ua ntej rau kev taug qab undercarriages

Peb lub hom phiaj yog los tsim khoomzoo undercarriages !

Peb hais kom zoo ua ntej thiab kev pabcuam ua ntej.

Kev tsim cov khoom lag luam zoo hauv qab yog qhov tseem ceeb rau ob qho tib si khoom ntseeg tau thiab kav ntev. Nyob rau tib lub sijhawm, muab cov kev pabcuam zoo tuaj yeem yeej qhov kev ntseeg siab thiab kev txhawb nqa ntawm cov neeg siv khoom. Peb siv zog los muab cov neeg siv khoom nrog tus nqi nyiam los ntawm kev txhim kho kev tsim khoom thiab ua kom zoo rau kev tswj hwm tus nqi.