Thaum txhim tsa ib qho lag luam twg, cov lus nug tsis nco qab txog kev tshem tawm cov khib nyiab, khoom siv hauv tsev thiab khoom pov tseg ntawm cov haujlwm. Cov txheej txheem ntawm lawv qhov kev tshem tawm ntawm qhov chaw ua lag luam suav nrog kev tsim, kev sib ntxiv, thawj ua thiab hloov cov khoom pov tseg rau cov kev pabcuam uas ua lawv cov kev thauj khoom thiab tshem tawm ntawm thaj chaw khaws cia ib ntus.
Cov Lus Qhia
Kauj ruam 1
Raws li txoj cai lij choj tam sim no, txhua qhov pov tseg tau muab faib ua tsib chav kawm, txiav txim siab los ntawm qhov tsis muaj kev phom sij ntawm ib puag ncig thiab tib neeg kev noj qab haus huv. Yog li, thawj chav kawm suav nrog, piv txwv li, lub teeb roj fluorescent, thiab lub tsib - khib nyiab thiab zaub mov pov tseg, seem ntawm ferrous hlau, ntim, thiab lwm yam.
Kauj ruam 2
Kev khaws cov khib nyiab nyob hauv thaj chaw ntawm kev lag luam yog nyob ntawm lawv chav kawm, lub cev thiab khoom siv tshuaj, lub xeev ntawm kev sib sau ua ke, keeb kwm, qhov tsis zoo ntawm tib neeg lub neej thiab kev noj qab haus huv.
Kauj ruam 3
Kev sib xyaw ua ke ntawm cov pov tseg kev lag luam yuav tsum tau nqa tawm ntawm qee qhov chaw, nyias muaj nyias ntawm txhua qhov faib, nruab nrog tshwj xeeb ntim rau txhua hom pov tseg. Tus naj npawb ntawm cov thawv yog txiav txim siab los ntawm xam.
Kauj ruam 4
Cov chaw ntim khoom pov tseg yuav tsum muaj txheej dej tshwj xeeb dej (pob zeb, Asphalt) thiab nkag mus yooj yim rau cov tsheb.
Kauj ruam 5
Cov ntaub ntawv hais txog cov hom khib nyiab, tus tswv tsev ntim, tus naj npawb cov khoom thiab tus naj npawb ntawm cov thawv ntim khoom tso rau ntawm cov ntim nrog cov xim pleev xim tsis tuaj yeem.
Kauj Ruam 6
Lub thawv ntim nws tus kheej muaj cov ntaub ntawv hais txog tus tswv ntawm thaj chaw, nws tus lej (npe), thiab cov sijhawm pov tseg. Cov chaw ntawm cov chaw no tau txiav txim los ntawm kev tswj hwm kev lag luam.
Kauj Ruam 7
Cov khoom lag luam uas muaj kev puas tsuaj (I - III degrees) yog khaws cia rau hauv cov chaw tshwj xeeb hauv kev ua raws li txhua txoj cai khaws cia thiab kev nyab xeeb kom txog thaum lawv tau tshem tawm cov tsheb tshwj xeeb rau pov tseg lossis pov tseg.
Kauj ruam 8
Rau cov khoom siv hauv tsev thiab cov khib nyiab ntawm thaj chaw ib puag ncig ntawm kev lag luam, cov chaw ntim khoom nrog tsawg kawg 10 litres tau teeb tsa. Yuav tsum nruab cov thawv khib nyiab rau ntawm qhov chaw nkag ntawm txhua qhov faib (chaw haujlwm). Tus naj npawb ntawm cov zis tseem txiav txim siab los ntawm xam.
Kauj Ruam 9
Rau cov khib nyiab pov tseg, kev pom zoo muab kev pabcuam tau xaus nrog lub nroog tshwj xeeb lossis tuam txhab lag luam tshwj xeeb uas muaj daim ntawv tso cai rau kev tshem tawm, pov tseg, rov ua haujlwm, pov tseg cov khib nyiab ntawm ntau qib tsis zoo. Cov caij nyoog export yog pom zoo thaum kos cov ntawv cog lus.
