Izindaba

  • Ukumelana nensimbi engagqwali sphere uketshezi

    Ubuso bokubekwa uphawu kwebhola lensimbi engagqwali bune-valve yesango efanayo, kanti ingaphezulu lesiqu se-valve lineperoxidized, ngakho-ke linokumelana nokugqwala okuhle kakhulu futhi futhi liyamelana nokugqoka. Insimbi yesango lensimbi engakhethi ingakhetha amapayipi ahlukahlukene, ukuze yanelise isidingo sokung ...
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  • Ukuqina okuphezulu nokugqoka ukumelana nebhola lokuqinisa kanzima

    Ibhola lokuqinisa kanzima uchungechunge lwebhola lokuvula nokuvala lamavalvu ebhola le-GM, anezinga lokushisa eliphakeme elihlukahlukene, ingcindezi ephezulu kanye namavalvu ebhola lokugqoka. -Cr-W C no-W i-alloying alloy inobunzima obuphansi futhi ingenye yezinto ezinhle kakhulu. Iyamelana nokushaqeka okubandayo nokushisayo, ...
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  • Ukuqinisekisa kanjani ukusebenza kokufakwa uphawu kwe-valve yensimbi engagqwali

    Ukuqinisekisa ukusebenza kokufakwa uphawu kwe-valve yensimbi engagqwali lapho ingcindezi yokusebenza ephakathi iphansi, kufanele kwakhiwe ingcindezi ethile yangaphambi kokuqina phakathi kwebhola nesihlalo sokubekwa uphawu. Esihlalweni sokuqina sokuqina, ukuthembeka nokuphila kwensimbi engagqwali ibhola v ...
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  • Liyini ithemba lokuthuthuka lensimbi engagqwali yebhola

    Kunezinhlobo eziningi zama-valve wensimbi engagqwali. Izinhlobo ezahlukahlukene zamaphayiphu wensimbi engagqwali anemisebenzi ehlukene nezindlela zokusebenzisa. Kulezi zinsuku, ukuthuthuka kwesintu akunakwehlukaniswa nokuthuthuka kwesayensi nobuchwepheshe, futhi ngokuhlangene nakho kuqhuba ukuthuthuka okuqhubekayo ...
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