Txoj kev loj hlob sai ntawm Tuam Tshoj txoj kev lag luam hnyav, muaj zog thiab ruaj khov kev lag luam, kev tsim kho ntawm qee qhov chaw loj thiab vaj tsev nyob hauv Suav teb, uas tsis ncaj qha txhawb nqa steel noj, thaum lub tsheb thauj mus los steel kev lag luam kuj tau tsim sai heev, thaum cov neeg ua haujlwm ua haujlwm hauv cov hlau. Kev lag luam kev thauj mus los, Lawv yuav tsum hnav cov khau tiv thaiv kev nyab xeeb los tiv thaiv lawv txhais taw, yog li ua kom muaj kev nyab xeeb thiab txo cov xwm txheej thaum ua haujlwm.
Hauv kev thauj mus los ntawm cov hlau, qhov tseem ceeb ntawm kev sib cuag yog nrog cov khoom " phom sij" xws li hlau. Yog li ntawd, cov khoom hnyav xws li high-altitude hnyav hlau daim hlau, hlau phaj semi-tiav khoom, thiab hlau tiav cov khoom poob rau sab nraum qab ntawm cov ntiv taw, cov ntiv taw, los yog tej zaum yuav muaj kev phom sij rau kev nyab xeeb ntawm ko taw. Yog li ntawd, cov neeg ua haujlwm yuav tsum hnav khau tiv thaiv kab mob nrog rau kev tiv thaiv yooj yim. Cov khau kev nyab xeeb nrog kev tiv thaiv kev ua haujlwm yog nruab nrog lub taub hau sab hauv uas tiv taus qee qhov cuam tshuam rau ntawm tus ntiv taw, thiab lub taub hau sab hauv yog muab tso rau nruab nrab ntawm cov khau thiab khau, uas tuaj yeem txo qhov kev puas tsuaj ntawm cov khoom ntog. ko taw.
Hlau feem ntau yog ib yam khoom hnyav. Cov cranes loj yuav tsum tau thauj khoom thiab tshem tawm thaum ua haujlwm. Cov neeg ua haujlwm sib raug zoo hnav cov khau tiv thaiv kev nyab xeeb thaum ua haujlwm, uas tuaj yeem txo qhov kev pheej hmoo ntawm cov khoom hnyav nias ntawm ko taw. Hauv kev ua haujlwm tiag tiag, vim yog lub ntim me me ntawm cov hlau, qhov hnyav hnyav thiab muaj zog inertia, yog tias tsis muaj kev tiv thaiv kev nyab xeeb, nws yooj yim heev los ua kom muaj kev nyab xeeb vim kev poob ntawm cov hlau hauv pem hauv ntej thiab rov qab zawv zawg.
Txhawm rau tiv thaiv cov xwm txheej txaus ntshai thiab txo qis kev raug mob rau cov neeg ua haujlwm, cov chaw lag luam yuav tsum txhim kho cov xwm txheej thiab ntxiv dag zog rau kev tiv thaiv, siv cov kev ntsuas nruj kom txhim kho kev ua haujlwm, thiab ntxiv dag zog rau kev tiv thaiv cov neeg ua haujlwm. Txhawm rau txo kev raug mob, cov neeg ua haujlwm yuav tsum tau muab kev tiv thaiv tus kheej xws li hnav khau tiv thaiv kev nyab xeeb.