Lub laum siv rau dab tsi?
| Laum cov khoom yog ntev thiab muaj zog, ua rau lawv zoo tagnrho rau qhov sib sib zog nqus qhov drilling. | ||
| Vim tias cov augers yog thawj zaug siv los thauj cov khoom uas nyuaj rau kev ua haujlwm, xws li dej lossis nplej, lawv zoo heev rau kev tshem tawm cov khoom siv los ntawm qhov dej, zoo heev txo txoj kev pheej hmoo ntawm txhaws lossis jamming. | |
 | Lawv rugged kev tsim kho thiab txiav hniav npaj txhais tau hais tias cov laum me me tuaj yeem siv rau hauv tes xyaum tau yooj yim raws li lawv tuaj yeem siv rau hauv kev xyaum hluav taws xob. Qhov no tuaj yeem pab tau tshwj xeeb tshaj yog thaum drilling hauv qhov chaw nruj uas yuav tsis muaj chaw txaus rau kev xyaum vim qhov ntev ntawm qhov xyaum. | |
 | Tag nrho cov no muaj zog ua rau augers zoo tagnrho rau drilling qhov rau cables thiab cov kav dej nyob rau hauv cov phab ntsa thiab nruab nrab ntawm cov plag tsev, nrog rau drilling tuab thiab muaj zog ntoo xws li decking. | |
 | Lawv feem ntau siv los ntawm locksmiths los tsim grooves nyob rau hauv tuab ntoo qhov rooj. | |
 | Ib tug ntau loj version ntawm lub laum yog siv rau kev khawb tom qab qhov. Qhov no yog hu ua lub ntiaj teb xyaum. Yog xav paub ntxiv txog cov laum khoom saib: Lub ntiaj teb xyaum yog dab tsi? Yog xav paub ntxiv txog qhov ntsuas tag nrho, suav nrog tus tsav tsheb, saib cov ntu hauv qab no: Manual ntsia hlau augers. | |
Ntxiv
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