Emkhakheni wokuguqulwa kwamandla okushisa kwemboni,Izishintshi zokushisa zamapuleti ezishiselwe ngokuphelele seziyinsizakalo yamabhizinisi amaningi ukuze afinyelele ukudluliswa kokushisa okuphumelelayo nokongiwa kwamandla, ngenxa yezinzuzo zabo zokusebenza ezivelele. Kodwa-ke, ukufakwa kwesayensi nokujwayelekile kuyisidingo kubo ukuze benze ukusebenza kwabo okuhle kakhulu. Umhlahlandlela olandelayo onemininingwane wesinyathelo nesinyathelo uzokusiza ukuthi ulawule ngokunembile inqubo yokufaka, uvule ngokugcwele amandla okushintshanisa ukushisa kwepuleti elishiselwe ngokugcwele, futhi ufake umfutho oqinile ekukhiqizeni nasekusebenzeni kwamabhizinisi.

Ukuqonda Okujulile Kwezinzuzo Eziyingqayizivele Zokushintshanisa Ukushisa Kwe-Plate Eshiselwe Ngokugcwele

Izinzuzo zesakhiwo nokusebenza kwezishintshi zokushisa zamapuleti ezishiselwe ngokugcwele ziwukhiye ekusebenzeni kwazo okuvelele ezimeni zokusebenza eziyinkimbinkimbi. Isakhiwo sabo esishiselwe ngokugcwele siyawashiya ama-gaskets enjoloba endabuko futhi afinyelele ukuvala ngobuchwepheshe bokushisela amapuleti. Lo mklamo unikeza imishini ukusebenza okuhle kakhulu kokusebenza okuzinzile kwesikhathi eside ngaphandle kokuvuza ezindaweni ezishisa kakhulu nezinomfutho ophezulu. Idizayini yeshaneli ebanzi iwukugqama okukhulu, okufanele ikakhulukazi ukuphatha imidiya eyinkimbinkimbi equkethe izinhlayiya eziqinile, ukungcola kwefiber, kanye ne-viscosity ephezulu, kunciphisa kakhulu ubungozi bokuvinjwa nokukala, kanye nokunciphisa imvamisa yokugcinwa kwemishini.

Mayelana nokusebenza kahle kokudluliswa kokushisa, isakhiwo esenziwe uthayela esilungiselelwe singakha ukugeleza okuqinile kwesiyaluyalu phakathi nenqubo yokugeleza koketshezi, sithuthukise kakhulu umphumela wokushintshanisa ukushisa. Uma kuqhathaniswa nemishini yegobolondo neshubhu, ukusebenza kahle kokudlulisa ukushisa kukhuphuka ngamaphesenti angaphezu kuka-20, konga inani elikhulu lezindleko zamandla kumabhizinisi. Mayelana nokukhethwa kwempahla, ihlanganisa izinhlobonhlobo zezinto ezikwazi ukumelana nokugqwala njengensimbi engagqwali, ingxubevange ye-titanium, ingxubevange esekwe nickel, kanye ne-254SMO. Kungakhathaliseki ukuthi ku-acidic eqinile noma izimo zokusebenza ezine-alkali enamandla, ingafaniswa ngokunembile ukuze kuqinisekiswe ukusebenza okuzinzile kwesikhathi eside kwemishini.

Ngaphezu kwalokho, isistimu yokuqapha ehlakaniphile ye-“Smart Eye ™” ingabhekwa “njengobuchopho bedijithali” bemishini, engaqapha ngesikhathi sangempela amapharamitha abalulekile afana nezinga lokushisa nokwehla kwengcindezi. Ngokusebenzisa ama-algorithms ahlakaniphile, ingakwazi ukuzuza isixwayiso sangaphambi kwesikhathi esizenzakalelayo kanye nokwenza kahle kwamandla, igcine isimo sokusebenza kwemishini ingaphansi kokulawulwa futhi iphelezele ukukhiqizwa okuphephile nokusebenza kahle.

Incazelo yesinyathelo ngesinyathelo Sokufakwa Kwezishintshi Zokushisa Ze-Plate Ezishiselwe Ngokugcwele

Ukulungiselela Kokuqala: Ukubeka Isisekelo Esiqinile Sokufakwa

- Uhlolo Lwesizinda Nokuhlela: Ngaphambi kokufakwa, uhlolo olunzulu lwesiza kufanele lwenziwe ukuze kuqinisekiswe ukuthi kunendawo eyanele yokufaka futhi ihlangabezana nezidingo zobukhulu bemishini. Indawo kufanele ibe nezimo ezinhle zokungenisa umoya, ibe kude nendawo enezinga eliphezulu lokushisa, enomswakama, negesi egqwalayo, futhi igweme ukuphazamiseka kwemithombo yokudlidliza. Ngesikhathi esifanayo, hlela indawo yokusebenza kanye nokufinyelela kokulungisa eduze kwempahla ukuze kube lula ukugcinwa nokulungiswa kamuva.

Ukuhlolwa Kwezisetshenziswa kanye Nempahla: Ngemva kokufika kwezinto zokusebenza, hlola ngokucophelela uhlu lokupakisha ukuze uqinisekise ukuthi zonke izingxenye zemishini ziphelele futhi akukho monakalo noma ukuguqulwa kokubukeka. Gxila ekuhloleni izinga lokushisela lamapuleti, futhi uhlole ukuthi ama-welds afanayo futhi aqhubekayo, nokuthi akhona yini amaphutha anjengama-pores kanye nemifantu. Uma kukhona okungahambi kahle, xhumana nomphakeli ngesikhathi ukuze ubhekane nakho ukuze uqinisekise ukuthi ikhwalithi yesisetshenziswa siyahlangabezana namazinga.

Ukulungiselela Ithuluzi NempahlaLungiselela zonke izinhlobo zamathuluzi adingekayo ukuze kufakwe, njengama-wrenches, okokusebenza kokuphakamisa, namaleveli. Ngesikhathi esifanayo, ngokwezidingo zokufaka, lungiselela izinto ezisizayo ezifana ne-sealant nama-gaskets ukuqinisekisa ukuthi ikhwalithi yezinto ezibonakalayo ihlangabezana nezidingo zokusebenza kwemishini.

Ukuma Kwezisetshenziswa kanye Nokufakwa Kwesisekelo

Ukuma Okunembile: Nquma ukuma okuqondile kokufakwa kwemishini endaweni yokufaka ngokusho kwemidwebo yokuklama nokugeleza kwenqubo. Sebenzisa amathuluzi afana neleveli ukuze uqinisekise ukuthi iphutha leleveli lendiza yokufaka impahla lingaphakathi kwebanga elishiwo ukuze ugweme ukugeleza koketshezi okungalingani okubangelwa ukuthambekela kokufaka, okuthinta umphumela wokushintshanisa ukushisa.

Ukwakhiwa Kwesisekelo: Isisekelo semishini kufanele sibe namandla anele nokuzinza ukuze simelane nesisindo nokudlidliza kwemishini ngesikhathi sokusebenza. Ubuso besisekelo kufanele bube flat futhi bushelelezi. Lapho ushumeka amabhawodi okusetshenzwa kulengwa noma ufaka isisekelo, lawula ngokuqinile indawo yawo nokuphakama kwawo ukuze uqinisekise ukufana okunembile nezimbobo zokufaka izinto zokusebenza. Ngemuva kokuthi ukwakhiwa kwesisekelo sekuqediwe, yenza ukuphulukisa, futhi imishini ingafakwa kuphela ngemva kokuba amandla efinyelela izidingo.

Ukwenyuswa Kwezisetshenziswa kanye Nokuma

Hoisting Plan Formulation: Ngokwesisindo, usayizi wezinto zokusebenza, kanye nemibandela yendawo yokufaka, yakha uhlelo lokuphakamisa olungokwesayensi nolunengqondo. Khetha amathuluzi okuphakamisa afanelekile namathuluzi okuphakamisa ukuze uqinisekise ukuphepha nokwethembeka kwenqubo yokuphakamisa. Ngesikhathi sokuphakamisa, gwema ukungqubuzana nokukhishwa kwezinto zokusebenza, futhi uvikele ingaphezulu nezingxenye zokushisela zemishini.

Smooth Positioning: Phakathi nenqubo yokuphakamisa nokubeka impahla, lungisa kancane kancane indawo yesisetshenziswa ukuze iwele ngokunembile kumabhawodi okusetshenzwa kwesisekelo noma isisekelo. Sebenzisa ileveli ukuze uthole izinga lempahla futhi. Uma kukhona ukuphambuka, yenza izinguquko ezinhle ngokulungisa ama-gaskets nezinye izindlela zokuqinisekisa ukuthi okokusebenza kufakwe ngokuvundlile nangokuqinile.

Ukuxhunywa Kwepayipi Nokwelashwa Kokuvala

Ukufakwa Kwepayipi: Faka amapayipi ngokwezidingo zedizayini ukuze uqinisekise ukuthi imizila yamapayipi inengqondo futhi ukwakheka kucocekile. Lapho uxhuma amapayipi emishini, gwema ukuqondanisa okuphoqelekile ukuze uvimbele ukucindezeleka kwamapayipi ekudluliseleni kumishini, okuthinta ukusebenza okuphephile kwempahla. Ngamapayipi okushisa aphezulu kanye nomfutho ophezulu wegazi, izinsiza zesinxephezelo ezidingekayo kufanele zisethwe ukuze zimunce ukugudluka okukhiqizwa ukunwetshwa kwe-thermal kanye nokufinyezwa kwamapayipi.

Ukwelapha Ukuvalwa: Ukuvalwa kokuxhumana phakathi kwepayipi nezinto zokusebenza kubaluleke kakhulu. Sebenzisa i-sealant yekhwalithi ephezulu noma ama-gaskets bese uwafaka ngokuya ngenqubo ebekiwe yokuvala. I-sealant kufanele isetshenziswe ngokulinganayo futhi ngenani elifanele, futhi ama-gaskets kufanele afakwe flat futhi ngaphandle kwemibimbi. Qinisa amabhawodi axhumayo ngokulinganayo ukuze uqinisekise umphumela wokuvala futhi uvimbele ukuvuza okuphakathi.

Ukufakwa kukagesi kanye nezinsimbi

Ukuxhuma Kagesi: Ngokwemidwebo kagesi yezinto zokusebenza, xhuma izintambo zikagesi, izintambo zokulawula, nezinye izintambo zikagesi. Qinisekisa ukuthi ukuxhunywa kukagesi kuqinile futhi izintambo zilungile, futhi ukubeka izintambo zikagesi kuhambisana nemininingwane efanele. Ngemva kokuqedwa kokufakwa, lungisa iphutha kusistimu kagesi ukuze uhlole ukuthi ukusebenza kukagesi kokokusebenza kujwayelekile yini.

Ukufakwa Kwezinsimbi: Faka amathuluzi okuqapha afana nezinga lokushisa, ingcindezi, nezinga lokugeleza ukuze uqinisekise ukuthi izindawo zokufakwa kwezinsimbi zinengqondo futhi kulula ukuzibheka nokuyinakekela. Uxhumo lwensimbi kufanele lunembe futhi lungabi namaphutha, futhi ukudluliswa kwesignali kufanele kuzinzile. Ngemva kokuqedwa kokufakwa, linganisa futhi ulungise amathuluzi ukuze uqinisekise ukuthi idatha yokulinganisa inembile futhi ithembekile.

Ukulungisa iphutha lesistimu nokwamukela

Ukulungisa iphutha komshini owodwa: Ngemva kokuqedwa kokufakwa kwemishini, yenza ukulungisa iphutha ngomshini owodwa. Qala okokusebenza futhi uhlole ukuthi okokusebenza kusebenza kahle yini nokuthi ingabe kukhona imisindo engajwayelekile noma ukudlidliza. Gada amapharamitha wokusebenza wezisetshenziswa, njengezinga lokushisa, ingcindezi, nezinga lokugeleza, ukuze uqinisekise ukuthi wonke amapharamitha ahlangabezana nezidingo zokuklama. Uma kukhona okungahambi kahle, misa umshini kusenesikhathi ukuze uxazulule amaphutha kuze kube okokusebenza kusebenza ngendlela evamile.

Ukulungisa iphutha ngokuhlanganyela: Ngesisekelo sokulungisa iphutha lomshini owodwa ofanelekayo, yenza ukulungisa ngokuhlanganyela kwesistimu. Lingisa izimo zokusebenza zangempela zokukhiqiza futhi usebenzise lonke uhlelo ukuze uhlole izimo zokusebenza ngokubambisana phakathi kwezinto zokusebenza nezinye izinto zesistimu. Bheka ukuzinza kokusebenza kwesistimu futhi uthole ukuthi ingabe ukushintshaniswa kokushisa kufinyelela yini kunkomba yokuklama. Lungisa izinkinga ezitholakele ngesikhathi senqubo yokulungisa iphutha ukuze uqinisekise ukusebenza okuthembekile kwesistimu.

Ukwamukelwa Nokulethwa: Ngemva kokuqedwa kokulungisa iphutha, hlela abasebenzi abafanelekile ukuze bamukele okokusebenza. Ukuhlola nokuhlola okuphelele kwekhwalithi yokufaka okokusebenza, ukusebenza komsebenzi, ukuvikela ukuphepha, nezinye izici ngokuya ngamazinga wokwamukela. Ngemuva kokuthi ukwamukelwa sekufanelekile, sayina imibhalo yokwamukela, futhi okokusebenza kulethwa ngokusemthethweni ukuze kusetshenziswe.

Amaphuzu Okusebenza Nokulungisa Ngemva Kokufakwa

Lawula Ngokuqinile Izimo Zokusebenza

Ukuphathwa Kwezinga Lokushisa: Ngesikhathi sokusebenza, kuvinjelwe ngokuqinile ukuthi izinga lokushisa lemishini lidlule umkhawulo ophezulu wokuklama ukuze kugwenywe ukuqhuma kokukhathala okushisayo kwama-welds okubangelwa ukushisa ngokweqile. Gada ukushintsha kwezinga lokushisa kwezinto zokusebenza ngesikhathi sangempela, setha umkhawulo we-alamu yezinga lokushisa olinganiselayo, futhi uthathe izinyathelo zokupholisa ngesikhathi lapho izinga lokushisa lingavamile.

Ukulawula Ingcindezi: Qinisekisa ukuthi ukucindezela kokusebenza kwezinto zokusebenza kungaphakathi kwebanga elicacisiwe ukuvimbela ukwehluleka kwama-welds ngenxa yokucindezela okukhulu. Faka idivayisi yokuqapha ingcindezi ukuze ugade ingcindezi ngesikhathi sangempela. Lapho ingcindezi iguquguquka ngendlela engavamile, phenya ngokushesha imbangela futhi wenze izinguquko.

Ukulawula Umehluko Wezinga lokushisa: Yehlisa umthelela womehluko wezinga lokushisa phakathi kwemidiya eshisayo nebandayo ukuze ugweme ukukhathala kokushisela kwamapuleti okubangelwa ukucindezeleka okushisayo okweqile. Phakathi nenqubo yokuqalisa nokuvala imishini, lawula ngokunengqondo izinga lokugeleza nezinga lokushisa lokushintsha kwezinga lokushisa lemidiya eshisayo nebandayo ukuze ufinyelele uguquko olushelelayo.

Qinisa Ukuphathwa Kwezindaba Eziwuketshezi

Ukulawulwa Kwemidiya Elimazayo: Okwemidiya ebolayo, thola njalo inani le-pH ukuze uqiniseke ukuthi izici zemidiya zihambisana nezinto ezishisela okokusebenza. Isibonelo, ezimweni zokusebenza eziphezulu ze-chlorine, khetha imishini eyenziwe ngezinto ze-C - 276. Ngokuhambisana nokugqwala kwemithombo yezindaba, sungula izindlela eziphusile zokulwa nokugqwala ukuze unwebe isikhathi sokusebenza kwemishini.

Ukwelashwa Kokungcola Kwezinhlayiya: Uma uphatha imidiya enokuqukethwe okungcolile okuphezulu, isihlungi kufanele sifakwe, futhi ukunemba kokuhlunga kufanele kuhlangabezane nezidingo zokusebenza kwesisetshenziswa. Ngesikhathi esifanayo, ngokusho kwezici zemidiya, khetha imishini enesiteshi esibanzi ukuze unciphise ingozi yokuvinjelwa. Hlanza isihlungi njalo ukuze uvimbele ukusebenza okuvamile kwemishini ukuthi ingathinteki ngenxa yokuvaleka kwesihlungi.

Ukuhlanza Imininingwane: Akuvunyelwe ngokuphelele ukusebenzisa ama-agent okuhlanza aqukethe i-chloric acid ukuhlanza okokusebenza. Ukuhlanza okungalungile kuzoholela emigodini kanye nokubhobozwa kwama-welds. Yakha uhlelo lokuhlanza lwesayensi, bese ukhetha ukukhetha okufanele, ukuwasha nge-alkali, noma izindlela zokuwasha ngokwezimpawu zemithombo yezindaba kanye nezimo zokusebenza kwezisetshenziswa. Umjikelezo wokuhlanza unconywa ukuba ube kanye ngonyaka noma njalo ezinyangeni ezi-6 - 12 zokusebenza. Ngemva kokuhlanza, thola ngokushesha ingcindezi, izinga lokugeleza, nokusebenza kahle kokushintshana kokushisa kwezinto zokusebenza ukuze uqinisekise ukuthi ukusebenza kwemishini kubuyela kokujwayelekile.

Hlanganisa Ukusebenza Okukhaliphile kanye Nokunakekela kanye Nokugcinwa Kwansuku zonke

Nika amandla i-Intelligent Monitoring System: Nikeza umdlalo ogcwele endimeni ye-“Smart Eye™"Isistimu yokuqapha ehlakaniphile ukuze kuzuzwe ukuqapha kwesikhathi sangempela sezulu sonke kanye nesixwayiso sangaphambi kwesikhathi semingcele efana nezinga lokushisa, ukwehla komfutho, nokusebenza kahle kwezisetshenziswa. Ngokuhlaziywa kwedatha yesistimu, thola ngokushesha amaphutha angenzeka kanye nezinkinga zokonakaliswa kokusebenza kwesisetshenziswa, thola ngokushesha amaphuzu wephutha, futhi unikeze isiqondiso esikude sokunakekelwa ukuze uthuthukise ukusebenza nokusebenza kahle kwesisetshenziswa.

Ukuhlola Nokugcinwa Kwansuku zonke: Misa isistimu yokuhlola yansuku zonke yezinto zokusebenza, futhi uhlole njalo isimo sokusebenza kwesisetshenziswa, okuhlanganisa ukubukeka kwempahla, izingxenye zokuxhuma, nokufundwa kwezinsimbi. Hlola ukuthi azikho yini izimo ezingavamile njengokuvuza, umsindo ongajwayelekile, nokudlidliza emishinini, futhi ubhekane nezinkinga ezitholakala ngesikhathi. Hlanza njalo futhi ulondoloze okokusebenza ukuze ugcine ingaphezulu lezinto zokusebenza lihlanzekile futhi uvimbele ukunqwabelana kothuli nokungcola ukuthi kuthinte ukukhishwa kokushisa nokusebenza kokusebenza kwemishini.

Izinyathelo Zobuchwepheshe Zokuvimbela Ukuhluleka Kwe-Weld

Ukulawula Ukushintshashintsha Kwezinga Lokushisa: Gwema ukuguquguquka okukhulu kwezinga lokushisa kwemishini yokunciphisa ukukhathala okushisayo kwendawo yokushisela. Lungiselela inqubo yokukhiqiza, hlela ngokunengqondo isikhathi sokuqalisa nesokuvala okokusebenza, futhi unciphise umthelela wokushintsha kwezinga lokushisa kumashisela.

Ukuqinisekisa ikhwalithi yokushisela:Khetha inqubo ye-welding efanelekayo futhi uyakhe ngokuqinile ngokuhambisana nemigomo yenqubo yokushisela. Yenza ukuhlola okungabhubhisi (okufana nokutholwa kwamaphutha e-X-ray) ezingxenyeni zokushisela ukuze uqinisekise ukuthi ikhwalithi yokushisela ihlangabezana nezidingo. Endabeni yoketshezi olubolayo, khetha izintambo zokushisela ezifanayo nezinto zokwakha ukuze uvimbele ukukhiqizwa kokuqhekeka kokugqwala kwengcindezi.

Ukunciphisa Ingcindezi: Ngesikhathi sokufakwa kwezinto zokusebenza kanye nokuxhunywa kwamapayipi, thatha izinyathelo zokukhulula ukucindezeleka kwemishini namapayipi ukuze ugweme ukulimala kokushisela okubangelwa ukugxila kwengcindezi. Isibonelo, misa ngokunengqondo izisekelo zamapayipi, izinxephezelo, njll. ukuze ubambe ingcindezi edalwa ukunwetshwa okushisayo nokufinyezwa kwamapayipi.

Yakha Amasu Okwelulwa Kwempilo Yezisetshenziswa

Ukuphathwa Kwezingxenye Ezisele: Dala isu lezingxenye eziyisipele ezingasadingeki, futhi ulungiselele izinyanda zamapuleti ayisipele noma amamojula ngokuya ngesimo sokusebenza kwesisetshenziswa kanye nomjikelezo wokushintsha izingxenye ezisengozini. Qinisekisa ukuthi uma imishini yehluleka, izingxenye ezisele zingashintshwa ngesikhathi, kuncishiswe isikhathi sokulinda sokungasebenzi futhi kuqinisekiswe ukuqhubeka kokukhiqiza.

Ukuhlelwa Kwesondlo: Hlela ngokwesayensi umjikelezo wokulungisa imishini. Kunconywa ukwenza ukuhlolwa okujwayelekile okubanzi kanye ngonyaka, kanye nezinhlelo ezisindayo, ukuhlolwa kufanele kwenziwe njalo ezinyangeni eziyisithupha. Yakha uhlelo lokulungisa oluningiliziwe, wenze ukuhlola okuphelele, ukunakekelwa, kanye nokukhanda okokusebenza, futhi uthole ngokushesha futhi ubhekane nezinkinga ezingaba khona ukuze welule isikhathi sesevisi yesisetshenziswa.

Ukuphathwa Kwezicaciso Zokusebenza:Qinisa ukuqeqeshwa kwama-opharetha ukuze bakwazi ukwazi izindlela zokulungisa ingcindezi nezinga lokushisa kwezinto zokusebenza kanye nekhono lokwahlulela idatha engavamile. Yakha izinqubo eziqinile zokusebenza kwemishini, ulinganise ukuziphatha kwabaqhubi, futhi ugweme ukulimala kwemishini okubangelwa ukusebenza okungafanele.

Ukuthuthukisa Imvelo:Qinisa ukuphathwa kwendawo yokufaka imishini, thatha izinyathelo zokunciphisa umthelela wemithombo yokudlidliza ezintweni zokusebenza, futhi uqinisekise ukuthi okokusebenza kufakwe ngokuqinile. Yenza umsebenzi omuhle ezindleleni zokuvikela umswakama kanye nokunqanda ukugqwala, vikela okokusebenza ezintweni zemvelo, futhi udale isimo esihle sokusebenza semishini.

Isiphetho

Njengemishini eyinhloko yokudlulisa ukushisa okuphumelelayo emkhakheni wezimboni, ikhwalithi yokufaka nokusebenza kanye nokugcinwa kwezishintshi zokushisa zepuleti ezishiselwe ngokugcwele zihlobene ngokuqondile nokusebenza kwemishini kanye nokusebenza kahle kokukhiqiza kwamabhizinisi. Ngokulandela umhlahlandlela wokufaka ongenhla wesayensi noqinile wesinyathelo nesinyathelo kanye nokusebenza ngokucophelela nokugcinwa kwamaphuzu, ukusebenza okuzinzile nokusebenza kahle kwezishintshi zokushisa zamapuleti ezishiselwe ngokugcwele ezimweni ezinzima zokusebenza ezifana nezinga lokushisa eliphezulu, ukucindezela okukhulu, ukugqwala okulula, nokuvimbeka kalula kungaqinisekiswa, kusize amabhizinisi ukuthi afinyelele umgomo “wokusebenza okuphephile + nokunciphisa izindleko nokwenza ngcono ukusebenza kahle”.

I-Shanghai Heat Transfer Equipment Co., Ltd., njengomhlinzeki oholayo wezixazululo zokushintshanisa ukushisa embonini, enolwazi olucebile kanye nethimba lezobuchwepheshe elichwepheshile, ingakunikeza izixazululo ezenziwe ngokwezifiso zokushintshisana kokushisa kwamapuleti ashiselwe ngokugcwele kanye nokusekelwa okubanzi kobuchwepheshe. Kungakhathaliseki ukuthi ukukhethwa kwemishini, isiqondiso sokufaka, ukusebenza nokugcinwa, noma ukuphatha amaphutha, sizokukhonza ngenhliziyo yonke. Uma udinga ulwazi olwengeziwe noma usizo, sicela ukhululeke ukuxhumana nathi:

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