Video: CETLus yog dab tsi?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Oneida Air Systems tuav a cETlus ntawv pov thawj uas ua raws cov qauv kev nyab xeeb rau Tebchaws Meskas thiab Canada. Kev pom zoo thiab nyab xeeb muab los ntawm tus neeg thib peb, ETL cov koom haum muaj ntawv pov thawj. Ua tiav Cov Txheej Txheem Txheej Txheem yog ETL ntawv pov thawj (tsis yog qee yam khoom siv - saib cov vev xaib khoom kom paub meej)
Ua kom pom qhov no, cETLus txhais li cas?
Cov ETL Sau Cov Cim qhia rau cov xa khoom, cov khw muag khoom thiab cov neeg siv khoom tias koj cov khoom tau raug sim los ntawm Intertek thiab pom tias ua tau raws li kev lees paub hauv lub tebchaws.
ETL ntawv pov thawj raug nqi ntau npaum li cas? QUERTERLY CERTIFICATION FEE (suav nrog Ntawv Pov Thawj, Tshuaj Xyuas* thiab cov nuj nqis):
| Tebchaws Meskas & Canada | $415 |
|---|---|
| Mexico & Brazil | $900 |
| Argentina thiab Chile | $2, 845 |
| Caribbean Islands | $1, 425 |
| Asia Pacific | $930 |
Ntawm no, cETLus teev npe txhais li cas?
Hauv ntej, ETL Sau npe Mark qhia tias koj cov khoom tau raug kuaj los ntawm NRTL, pom nyob rau hauv kev ua raws li lub teb chaws cov qauv, thiab ua tau raws li qhov tsawg kawg nkaus yuav tsum tau rau kev muag khoom los yog kev faib tawm.
Qhov txawv ntawm UL thiab ETL yog dab tsi?
A: UL thiab ETL yog ob qho uas hu ua Nationally Recognized Testing Laboratories (NRTL). UL txhim kho cov qauv ntsuas thiab ntsuas rau lawv. ETL xeem rau UL qauv.
Pom zoo:
Dab tsi yog bureaucracy thiab nws cov haujlwm yog dab tsi?
Cov haujlwm ntawm Tsoom Fwv Teb Chaws Bureaucracy. Tsoom fwv teb chaws bureaucracy ua peb lub luag haujlwm tseem ceeb hauv tsoomfwv: kev siv, kev tswj hwm, thiab kev tswj hwm. Kev ua haujlwm niaj hnub ntawm bureaucracy - sau nqi, muab ntawv tso cai, muab xeem, thiab ntxiv rau - yog kev tswj hwm ntawm nws lub hom phiaj
Dab tsi yog rau lub tshuab yooj yim thiab cov piv txwv ntawm lawv yog dab tsi?
Cov no yog rau lub tshuab yooj yim: cov nplais, lub log thiab lub qag, qib, lub dav hlau inclined, ntsia hlau, thiab lub log
Kev tswj hwm kev paub yog dab tsi nws lub hom phiaj yog dab tsi?
Lub hom phiaj ntawm kev tswj hwm kev paub yog muab cov ntaub ntawv txhim khu kev qha thiab ruaj ntseg, nrog rau ua kom muaj thoob plaws hauv koj lub koom haum lub neej. Muaj peb lub hom phiaj tseem ceeb ntawm KM thiab lawv yog: Ua kom lub koom haum ua haujlwm zoo dua. Xyuas kom txhua tus neeg ua haujlwm muaj kev nkag siab meej thiab sib koom ua ke
CAM cov nroj tsuag yog dab tsi thiab lawv qhov zoo dua yog dab tsi?
Crassulacean Acid Metabolism (CAM) muaj qhov zoo ntawm qhov tseem ceeb tshem tawm evapotranspiration los ntawm cov nroj tsuag stomata (dej poob los ntawm kev sib pauv roj) thaum nruab hnub, tso cai rau CAM cov nroj tsuag kom muaj sia nyob hauv cov huab cua tsis zoo uas dej poob yog qhov tseem ceeb txwv rau kev loj hlob ntawm cov nroj tsuag
Kev tshawb fawb txog kev muaj peev xwm yog dab tsi yog dab tsi txawv ntawm nws?
Hom Feasibility. Ntau hom kev ua tau zoo uas feem ntau suav nrog suav nrog kev ua tau zoo, kev ua haujlwm ua tau zoo, thiab kev ua lag luam nyiaj txiag. Kev ua haujlwm muaj peev xwm txheeb xyuas qhov uas yuav tsum tau ua software ua cov kauj ruam los daws teeb meem kev lag luam thiab cov neeg siv khoom xav tau