1t-3t
1m-10m
1m-10m
A3
Yog tias koj tab tom nrhiav kev daws teeb meem zoo thiab pheej yig rau kev tuav cov khoom hnyav hauv koj lub chaw, lub crane jib pillar fixed yuav yog qhov koj xav tau. Cov cranes no tau tsim los muab lub peev xwm nqa tau ntau tshaj plaws hauv qhov chaw me me, ua rau lawv zoo tagnrho rau kev siv hauv cov chaw ua haujlwm, cov tsev rau khoom, cov kab sib dhos, thiab lwm yam chaw ua haujlwm.
Nrog rau qhov hnyav ntawm 2 txog 3 tons, cov jib cranes no muaj zog nqa tau ntau yam rau ntau yam kev siv. Lawv yog ua los ntawm cov khoom siv zoo, suav nrog cov hlau hnyav, kom ntseeg tau tias muaj zog thiab ruaj khov tshaj plaws. Lawv kuj tsim los muab kev txav mus los du thiab meej, ua rau nws yooj yim rau kev tswj hwm txawm tias cov khoom hnyav tshaj plaws nrog kev yooj yim.
Ib qho ntawm cov txiaj ntsig ntawm lub crane jib uas muaj ncej yog tias nws tsis xav tau cov qauv txhawb nqa lossis lub hauv paus ntxiv. Qhov no txhais tau tias nws tuaj yeem teeb tsa tau yooj yim thiab sai, tsis tas yuav tsum tau npaj ntau yam. Qhov no yog qhov zoo tshaj plaws hauv cov chaw uas muaj qhov chaw tsawg, vim nws tso cai rau koj siv qhov chaw hauv pem teb kom zoo tshaj plaws.
Ntxiv rau lawv lub peev xwm nqa tau siab thiab yooj yim rau kev teeb tsa, cov cranes pillar fixed jib kuj muaj ntau yam siv tau. Lawv tuaj yeem siv rau ntau yam haujlwm nqa thiab tuav cov khoom siv, suav nrog kev thauj khoom thiab tshem tawm cov tsheb thauj khoom, txav cov tshuab hnyav, thiab tso cov khoom loj lossis loj.
Zuag qhia tag nrho, lub crane jib uas ruaj khov yog ib qho cuab yeej zoo heev rau txhua qhov chaw uas xav tau kev tuav cov khoom hnyav kom zoo thiab muaj kev nyab xeeb. Nrog lawv lub peev xwm nqa tau siab, yooj yim rau kev teeb tsa, thiab kev hloov pauv tau yooj yim, cov cranes no muab kev sib xyaw ua ke ntawm tus nqi thiab kev ua tau zoo.
Yog koj muaj lus nug dab tsi, thov hu rau peb thiab tawm lus. Peb tos koj 24 teev.
Nug Tam Sim No