Delta Engineering e hatetse pele ho theosa le lilemo sehlopha se felletseng sa ba tsamaisang thepa, haholo-holo e etselitsoeng ho fihlela litlhoko tsa indasteri ea ho bopa lipompong.

Ho lebela ka botlalo mechini, e se e le ntho e hlaheletseng indastering ea rona, ho eketsa ts'ireletso ea basebelisi.
@ Delta Engineering, re na le lethathamo le lecha la liteko tsa leak, tse etselitsoeng maemo a morao-rao a polokeho ea mochini.

terene

Moqebelo, 02 April 2016 by

Mona u ka fumana lethathamo la liteishene tsa literene tse haufinyane

Papiso ea UDK

Labone, 19 May 2016 by

UL

Labohlano, 25 March 2016 by
UL (mokhatlo oa polokeho)

UL LLC ke k'hamphani ea Amerika ea boeletsi le polokeho lefapheng ka bophara e fumanehang Northbrook, Illinois. E boloka liofisi linaheng tse 46. E thehiloe ka 1894 joalo ka Underwriters 'Electrical Bureau (ofisi ea National Board of Fire Underwriters), e ne e tsejoa ho pholletsa le lekholo la bo20 la lilemo e le Underwriters Laboratories mme e nkile karolo tlhahlobisong ea polokeho ea mahlale a macha a lekholo leo, haholoholo ho amoheloa ha sechaba. ea motlakase le ho ngola meralo ea polokeho ea lisebelisoa le lisebelisoa tsa motlakase.

bagging, semi-automatic kapa e ikemetseng e felletseng

Ho bokella libotlolo tsa polasetiki tse se nang letho kajeno ke tsela ea moruo ka ho fetisisa ea ho paka libotlolo tse se nang letho. Litsenyehelo tsa filimi ea polasetiki li ka ba ka bang 20-25% ea litšenyehelo tsa karete ea karete. Ha o bapisoa le mabokose, e kanna ea phahama, ehlile ho ipapisitsoe le jometry ea botlolo le bophahamo ba eona.

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