Kev lag luam hlau

Kev lag luam hlau yog ib qho kev lag luam lag luam siv tau rau hauv cov haujlwm hauv cov khoom siv thiab lwm yam khoom siv thiab lwm yam khoom siv lossis lwm yam khoom siv hlau thiab lwm yam khoom lag luam. Nws yog ib qho ntawm lub teb chaws tseem ceeb ua khoom lag luam. Ib qho ntxiv, vim tias hlau thiab hlau ntau lawm cuam tshuam nrog cov khoom siv tsis sib xws tseem muaj cov khoom siv roj carope
Hauv tag nrho cov txheej txheem ntawm kev tsim khoom thiab tsheb thauj mus los, tus choj crane thiab Gantry Crane yuav tsum tau txhim kho kev nyab xeeb thiab kev ua haujlwm nyob thoob txhua thaj chaw ntawm koj cov nroj tsuag.