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Ntchito ya chingwe choteteza mphepo
1. Kukhoza kupangitsa chihema kukhala chokhazikika;2. Ntchito yofunika kwambiri ndiyo kulekanitsa nkhani zamkati ndi zakunja za chihema ndi kudzaza chihema;Ubwino wa izi ndi: Kuti mpweya wosanjikiza pakati pa akaunti yamkati ndi akaunti yakunja uzitha kuyenda kuti upereke mpweya wabwino kwa acco wamkati ...Werengani zambiri -
Ubwino wa ultra-high molecular weight polyethylene fiber electric traction chingwe
Pachitukuko chokhazikika chachuma cha China, mphamvu yodalirika ndiyofunikira.Kumbali imodzi, kupanga magetsi ndi kufalitsa mphamvu ku China ndi mbali ina yofunika.Ndi gawo lamalo lomwe limatalika ma kilomita 9.6 miliyoni ndipo lili ndi zowawa kwambiri ...Werengani zambiri -
Kusamalira chingwe chokwera
1, chingwe sichingakhudze zinthu ndi izi: ① Moto, kuwala kwamphamvu kwa ultraviolet;② Mafuta, mowa, utoto, zosungunulira utoto ndi mankhwala okhala ndi asidi;③ Zinthu zakuthwa.2. Mukamagwiritsa ntchito chingwe, gwiritsani ntchito thumba lachingwe, dengu lachingwe kapena nsalu yopanda madzi kuti mupitirire pansi pa chingwe.Osapondapo, kukoka kapena kugwiritsa ntchito ngati ...Werengani zambiri -
Ndi zipangizo ziti zomwe zimagwiritsidwa ntchito popanga chingwe cha nayiloni?
Ndi zipangizo ziti zomwe opanga zingwe za nayiloni amagwiritsa ntchito?Zomwe zimadziwika kuti Polyamide nayiloni, dzina lachingerezi polyamide (PA) ndi utomoni wa thermoplastic wokhala ndi magulu a amide obwereza -[NHCO] mu unyolo wake waukulu.Phatikizani aliphatic PA, aliphatic onunkhira PA ndi onunkhira PA.Mwa iwo, aliphatic PA ili ndi mitundu yambiri ...Werengani zambiri -
Zofunikira zoyambirira za chingwe chachitetezo
Chingwe chachitetezo ndi zida zoteteza kuti ogwira ntchito asagwere pamwamba.Chifukwa kutalika kwa kugwa kumakulirakulira.Chifukwa chake, chingwe chachitetezo chiyenera kukwaniritsa zikhalidwe ziwiri zotsatirazi: (1) Iyenera kukhala ndi mphamvu zokwanira kunyamula mphamvu yamphamvu pamene munthu ...Werengani zambiri -
Gwiritsani ntchito chingwe champhepo moyenera
Ndili msasa, ndinapeza chodabwitsa.Mahema ambiri pamsasawo, ena mwa iwo amamangidwa athyathyathya, sasuntha ngakhale mphepo ikawomba;Koma mahema ena ndi osalimba komanso okhotakhota, ndipo imodzi mwa mahemawo inakankhidwira mumtsinje wapafupi ndi mphepo yamphamvu.N’chifukwa chiyani zimenezi zikuchitika?Kusiyana kwake ...Werengani zambiri