Pov tseg rau overhead Choj Crane nrog Laws Thoob

Nyiaj siv ua haujlwm ua haujlwm ua haujlwm crane nrog lub thoob-lob yog hnyav-ua haujlwm, ob chav-girder siv dag zog siv nyiaj nqa tau nrog lob-thoob uas muaj peev xwm siv tsis tu ncua. Nyiaj Siv Ua Haujlwm Nyiaj Siv Ua Haujlwm Crane nrog cov txheej txheem Laws tau ua ke, cov khoom lag luam uas muaj hluav taws xob, cov khoom siv hluav taws xob, cov khoom siv hluav taws xob, cov hluav taws xob hnyav, thiab cov pob tawb hnyav. Grab thoob yog cov cuab yeej kom thauj khoom xws li, cov khoom siv roj av, thiab cov ntxhib thoob cov crane mus khaws cov ntaub ntawv loj.

Lub sijhawm ua haujlwm ntawm cov crane nrog cov thoob ntim cov feem ntau siv rau kev thauj khoom, thau khoom, sib xyaw, rov qab ua dua, thiab cov pov tseg ntawm cov pov tseg. Lob Cranes saum av yog ua los ntawm lub lawj loj, qhov xaus ntawm kab teeb, ib qho chaw muag khoom, trolleys, trolleys, trolleys, thiab lwm qhov chaw. Nrog ib tug lob siv nyiaj siv ua haujlwm crane, koj tuaj yeem khaws cov ntaub ntawv-cov khoom siv hnyav, thiab ua haujlwm tau yooj yim ntawm cov khoom siv hluav taws xob, nws yuav daws koj cov haujlwm ua kom hnyav li cas. Lub tshuab hluav taws xob muaj zog rau Cranes muaj ntau hom, peb lub tuam txhab uas muaj hluav taws xob nrog cov khoom siv hluav taws xob nrog nws muaj hlau thiab lwm yam.