Muaj nuj nqi ntawm lub qhov rooj kev nyab xeeb
Nrog kev nce qib ntawm lub sijhawm, lub rooj vag kev nyab xeeb tsis txwv rau lub tshav dav hlau, subway thiab lwm qhov chaw rau kev kuaj daim pib, tab sis ntau tshaj kev khiav haujlwm hauv cov tsev qib siab, tsev qiv ntawv, tsev ua yeeb yaj kiab, cov chaw ua haujlwm, cov chaw ua yeeb yam, chaw ntau pob, cov chaw ncig xyuas, thiab lwm yam, muab koj txoj kev nrawm, du, ua tau ob txoj kev tswj tau, nrog kev sib tw, kev tswj hwm kev nyab xeeb zoo. Lub siab ua haujlwm tau swb ntawm lub qhov rooj tis thiab cov khoom siv saum npoo ntawm kev kos cov hlau tsis muaj xim zoo nkauj tsim kom zoo nkauj zoo nkauj, uas ua tau raws li cov tswv yim thiab zoo nkauj ntawm feem ntau sab hauv kev tsim qauv kos duab. Qhov tshwj xeeb tsim ua rau nws tsim nyog rau txhua yam ntawm kev saib xyuas channel. Nws tuaj yeem ntsia tau rau hauv ib qho channel thiab ntau lub channel, thiab tuaj yeem siv nrog feem ntau tswj kev nkag mus.
1. Kev ruaj khov:
Cov khoom lag luam yog ua los ntawm cov ntoo zoo zoo thiab ib puag ncig cov nplaum los ntawm degreasing, degreasing, ziab, kub-siab thiab kev kub siab ua cov yeeb yaj kiab. Nws yog dej tsis, tsis kub nyhiab, tsis deformation thiab tsis tawg.
2. Xis:
Qhov kev ua kom zoo nkauj ntawm cov khoom yog ua tiav los ntawm kev siv txuj ci siab tshiab niaj hnub, uas tau raws li cov neeg' s xav tau cov ntoo zoo thiab lwm yam, thiab tseem muaj qhov yooj yim xav rov qab mus rau qhov.
3. Kev Nyab Xeeb:
Cov khoom siv kev siv tshuab trimethylamine, nrog tsis muaj delamination, noo noo thiab pwm, kev ua qias tuaj, muaj zog cuam tshuam, khawb tsis kam, nplaim taws rov qab, suab rwb thaiv tsev nyhuv thiab lwm yam ntxwv.
4. Muaj ntau haiv neeg:
Ntau hom kev sib txawv, xim, cov lus hais, tuaj yeem ua tiav raws li qhov xav tau ntawm txhua qhov rooj kho kom zoo nkauj.
5. Kev tiv thaiv ib puag ncig:
Xim cov xim ntsuab kev tiv thaiv ib puag ncig, tsis tas yuav tsum tau (tshuaj tsuag) xim, kom tsis txhob rov ua vaj tsev dua thiab ua rau muaj kev puas tsuaj rau vaj tse thiab tib neeg lub cev.
