NgoSepthemba, imboni yokunyathelisa nokufaka udayi yasekhaya yangena esikhathini esivamile se-"golden nine and silver ten". Iqhutshwa kokubili amanani akhuphukayo ezinto zokusetshenziswa eziphezulu kanye nesidingo esikhulayo esivela ezimbonini ezingezansi njengemboni yezindwangu, imakethe yedayi esakazekile isiqalile ukubuya, amanani enyuka ekuqaleni kuka-Agasti bese kuthi futhi ngoSepthemba. Izinkampani eziningi zedayi ziveze ukuthi ziseduze nokuphakamisa amanani azo.
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ngekhwalithi ephezulu kanye nentengo futhi wamukelekile ukubonisana.
Ngokusho komthombo, inkampani ehamba phambili ye-dyestuff, inkampani yezimboni ze-mit-ivy, manje inikela ngama-yuan angu-32,000 ngethani ngalinye lama-dyestuff amakhulu asakazekile, kusukela entengo ephansi kakhulu yama-yuan angu-22,000 engxenyeni yokuqala yalo nyaka. Kunomuzwa ojwayelekile embonini wokuthi isiteshi sentengo ephezulu emakethe yedayi sesivuliwe.
Kubikezelwa ukuthi kwikota yesine ka-2020, yize isidingo emakethe yodayi singangcono kuneseminyaka edlule, kulindeleke ukuthi sithuthuke kakhulu uma kuqhathaniswa nekota ezintathu zokuqala. Njengoba ubhubhane luqhubeka luthuthuka, ama-oda avela ezimbonini zokunyathelisa nokudaya azokhula, futhi umkhuba uwukuthi izimboni zokunyathelisa nokudaya zigcwalise izinqolobane zazo futhi zithenge uma kudingeka.
Engxenyeni yokuqala kaSepthemba, imvelaphi eyinhloko yeZhejiang neJiangsu yahlakaza isiphakamiso semakethe esijwayelekile se-ECT300% esicishe sibe yi-32 yuan/kg, izingxoxo zangempela ezi-27-28 yuan/kg; isifunda saseGuangdong, iFujian, ukuxoxisana ngentengo ye-32 yuan/kg eduze.
Izinkampani eziningana ze-dyestuff zikhombe ukuthi ngenxa yokwenyuka kwentengo ye-core intermediate ye-dyestuff, intengo yezinhlobo eziyinhloko ze-disperse dyestuff ikhuphuke yafika ku-32,000 yuan/ton, kodwa intengo yokuthengiselana ayikafiki, ikakhulukazi ngoba ama-oda amadala kufanele aqaliswe ngokwentengo yangaphambilini. Nakuba kukhona ukwenyuka kwentengo, uma kuqhathaniswa nomjikelezo womlando, intengo kusukela ekuqaleni konyaka kuya engxenyeni yokuqala yonyaka isezingeni eliphansi eminyakeni emibili noma emithathu edlule, ngakho-ke ngemva kokwenyuka kwentengo okuningana, intengo manje isezingeni eliphakathi nendawo. Amanani aphansi alo nyaka aphakathi kuka-22,000 no-23,000 ngentengo yokuthengiselana ngethani.
Njengamanje, abakhiqizi basekhaya kuphela abakhiqiza ama-IED yi-Mit-ivy Industry company kanye ne-east ivy chemical company, kanti inkampani yamakhemikhali ye-east ivy kudingeka ukuthi iyeke ukukhiqiza ngoJulayi ngenxa yezinkinga zokuphathwa kokuphepha, bese iqedela ukulungiswa nokwamukelwa ngaphambi kuka-Okthoba 9. Bese iqala kabusha ukukhiqiza ngemuva kokuvunyelwa okulandelayo, yi-Mit-ivy Industry Company kuphela, ekhiqiza i-dye intermediate meso-phenylenediamine, ephethe isabelo semakethe esingaphezu kuka-99%, okwenza kube nzima kakhulu ukunikezwa kwemakethe.
Kusukela ngoJulayi kulo nyaka, intengo ye-M-Phenylenediamine ikhuphuke yaya kuma-yuan angu-70,000 ngethani, noma ngaphezu kuka-15%. Eminyakeni yamuva nje, intengo ngethani le-M-Phenylenediamine ifinyelele phezulu kuma-yuan angu-150,000, futhi kubonakala sengathi kusenendawo yokwenyuka kwentengo.
Manje, njengoba isidingo esingezansi sikhula kancane kancane futhi amanani ezinto zokusetshenziswa ezisezingeni eliphezulu njenge-is-phenylenediamine, i-cobalt chloride kanye ne-cobalt sulfate ekhuphuka, izindleko ezikhuphukayo zikhuthaze abakhiqizi abaningi bedayi ukuthi baphakamise amanani abo. Amanani edayi e-dispersion manje asesezingeni eliphezulu, kodwa asesezingeni eliphansi kuya kweliphakathi uma kuqhathaniswa namanani angaphambilini. Inqubomgomo yokulungisa intengo yamabhizinisi asezingeni eliphezulu ingabangela abathengisi ukuthi bagcwalise kabusha impahla noma baqoqe kusengaphambili.
Kuyaphawuleka ukuthi, ngokusho komthombo, inkampani yamakhemikhali i-East ivy, umhlinzeki omkhulu we-mesophenylenediamine eShayina enekhono lokukhiqiza amathani ayi-15,000 ngonyaka, iqale kabusha ukukhiqizwa ekupheleni kukaMeyi kulo nyaka futhi muva nje yayeka ukukhiqizwa. Isizathu ukuthi inkampani yamakhemikhali i-East ivy itholakale inezinkinga ezinkulu ekuphathweni kokuphepha, ukutshalwa kwezimali kokuphepha kanye nokuqeqeshwa kwabasebenzi kanye nemfundo ngesikhathi sokuhlolwa kwe-"Casting Safety 2020" esifundazweni saseSichuan, futhi yacelwa ukuthi iyeke ukukhiqizwa ngoJulayi futhi iqedele ukulungiswa nokwamukelwa ngaphambi komhla ziyi-9 ku-Okthoba. Ukuqala kabusha ukukhiqizwa kubangele ukukhathazeka mayelana nokuzinza kokuhlinzekwa kwe-mesophenylenediamine.
Ama-oda avela ezimbonini zokudaya nokunyathelisa eziseduze asevele ebuya, ngakho-ke ukusetshenziswa kwawo kwezinto zokusetshenziswa kuyakhula, okubangela ukuba aphinde agcwalise amasheya awo. Futhi ngemva kokwenyuka kwamanani amabili ngo-Agasti nangoSepthemba, amakhasimende aseduze azoba nokwesaba ukuthi intengo izoqhubeka nokukhuphuka, ngakho-ke kulesi sikhathi bazoya ukuyovala ingxenye yokutholakala kwezinto zokusetshenziswa eziseduze, okuholela enhlosweni yokuthenga yakamuva yokuthuthuka.
Umbiko wemboni ye-mit-ivy, Njengamanje, iShayina ingumkhiqizi omkhulu wamadayi, amabhizinisi odayi agxile kakhulu eZhejiang, eJiangsu naseShanghai, imvelaphi emithathu eyinhloko, ukukhiqizwa kwayo kanye nokuthunyelwa kwamanye amazwe kwamadayi kubalwe ngaphezu kwama-90% omthamo wemakethe kazwelonke. Abakhiqizi abahamba phambili yiMit-ivy Industry Company, iRuntu, iYabang, iJihua Group, i-Anocy, njll., abanelungelo lokukhuluma emakethe.
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inkampani yemboni ye-mit-ivy
info@mit-ivy.com
Ngekhwalithi ephezulu kanye nentengo futhi wamukelekile ukubonisana.
Njengenye yezinkampani zokukhiqiza eziphezulu ezingu-500 zaseShayina, iMit-ivy Industry Company inomthamo wokukhiqiza waminyaka yonke wamathani angu-300,000 edayi kanye namathani ayi-100,000 ezithasiselo, okwenza kube umkhiqizi wedayi omkhulu kunabo bonke emhlabeni. Njengoba inomthamo wokukhiqiza wamathani angu-80,000 kanye namathani acishe abe ngu-20,000 amanye amadayi, inesabelo sesibili ngobukhulu emakethe yasekhaya yodayi. I-Jihua Group, ebekwe endaweni yesithathu embonini ngokukhiqizwa kwamadayi asakazekile, okwamanje inomthamo wamathani angu-70,000 edayi asakazekile, amathani angu-15,000 edayi aphendulayo kanye namathani ayi-10,000 amanye amadayi.
Ngokusho kokuhlaziywa yi-Inner Mongolia Chemical Industry WeChat, intengo yamadayi ahlakazekile isezingeni eliphansi kakhulu eminyakeni emithathu edlule, kanti amadayi ashintshayo asezingeni eliphansi kakhulu eminyakeni eyi-10 edlule. Njengoba izinkampani eziningi zamadayi ziseduze nokulahlekelwa, ukwenyuka kwamanani kuyindlela kuphela yokuzisindisa. Esikhathini esizayo, kusenendawo yokwenyuka kwamanani emakethe yamadayi ahlakazekile, futhi amabhizinisi okunyathelisa nokudaya ayelulekwa ukuba aqoqe kusengaphambili.
Izikhungo zobunjiniyela bokuvikela imvelo, indaba yokusinda kanye nentuthuko
Izinkampani zokudaya nokunyathelisa kudingeka zikhethe ubuchwepheshe obufanele
Ukususwa kwe-COD ejulile kanye nokususwa kombala emanzini amdaka okunyathelisa nokudaya
Amanzi amdaka okudaya angenye yamanzi amdaka ayingozi kakhulu ezimbonini, ikakhulukazi ngenxa yokukhiqizwa kwamadayi kanye nezinto ezihlanganisa udayi, okuhlanganisa utshwala obuvela ekukhiqizweni kwemikhiqizo ehlukahlukene kanye nezinto ezihlanganisa udayi, izinto ezilahlekile enqubweni yokukhiqiza kanye namanzi amdaka ngenxa yokugezwa komhlabathi. Njengoba imboni yokunyathelisa nokudaya iqhubeka nokukhula, amanzi amdaka okukhiqiza abe umthombo omkhulu wokungcola kwamanzi.
Ngokusho kwabasebenzi bezobuchwepheshe beJiangsu Hapu Functional Materials Co., Ltd, iShayina iyizwe elikhulu elikhiqiza udayi, futhi imboni yodayi wezindwangu ibilokhu ithuthuka ngokushesha eminyakeni yamuva nje, lapho umkhiqizo waseShayina wodayi abahlukahlukene ufinyelela amathani angu-900,000, okwenza cishe u-60% womkhiqizo wodayi emhlabeni. Ngokwezici ezahlukene zodayi, udayi ungahlukaniswa ngezigaba ezahlukene, ngokwesakhiwo samakhemikhali awo: udayi we-azo, udayi we-anthraquinone, udayi we-indigo, udayi wesulfure, udayi we-quinine, udayi we-triarylmethane, udayi we-heterocyclic.
Kodwa-ke, amanzi angcolile aqukethe lawa madayi aphendulayo ancibilikayo emanzini nawo angenye yezindlela ezinzima zokwelapha amanzi angcolile, futhi izinqubo zokwelapha amanzi zendabuko aziphumeleli kakhulu ekwelapheni lawa madayi. Iningi lamadayi aqukethe izinsimbi ezisindayo aqukethe i-chromium, ebangela umdlavuza, amadayi asakazekayo awakho njengama-ion esixazululweni, amadayi amaningi asakazekayo aqongelela emzimbeni, kanti amadayi asakazekayo azinzile ngamakhemikhali futhi awaboli kahle, ngakho-ke, izinhlelo zokwelapha ngebhayoloji zokwelashwa kwamanzi zendabuko aziphumeleli kakhulu ekususeni amadayi asakazekile.
I. Izici zokunyathelisa nokudaya amanzi amdaka
Enqubweni yokukhiqiza izinto ezidayayo, njenge-sulfonation, i-nitrification, i-diazotization, ukunciphisa, i-oxidation kanye nokuhlukaniswa kwe-asidi (usawoti), kukhiqizwa inani elikhulu lezinto ezingcolisayo.
Kulinganiselwa ukuthi u-90% wezinto zokusetshenziswa ezingaphili kanye no-10% ~ 30% wezinto zokusetshenziswa eziphilayo ekukhiqizweni kwamadayi zidluliselwa emanzini.
Amanzi angcolile anombala anezici ezilandelayo.
(1) Iningi lezinto eziphilayo emanzini angcolile yi-benzene, i-naphthalene, i-anthracene, i-quinone namanye amaqembu anuka kamnandi njengezinto eziyinhloko, futhi ngeqembu elinemibala evelele, elimnyama kakhulu, eline-chromaticity engu-500-500000, okuyinto engcolisa kakhulu.
(2) Izinto ezidayiwe kanye nama-molecule aphakathi zivame ukuqukethe amaqembu e-polar, okuthuthukisa ukuncibilika kwamanzi futhi kuholele ekulahlekelweni okukhulu kwezinto ngenxa yenqubo yokukhiqiza kanye nesakhiwo sama-molecule.
(3) Amanzi angcolile anombala avame ukuba ne-asidi, kodwa futhi ane-alkaline, futhi ngokuvamile aqukethe usawoti omningi.
(4) Isidingo esikhulayo semibala enemibala, ukuhlukahluka okwandayo kwezinhlobo zodayi, kanye nokuthuthukiswa kokumelana ne-photolysis, i-oxidation kanye nokubola kwe-bio kwenza la manzi angcolile abe nzima kakhulu ukuphathwa yizinhlelo zokwelashwa kwamanzi ezijwayelekile.
(5) Umbala kanye nokukhanya kwamanzi amdaka adaywayo ngokuvamile kumnyama, futhi isici se-biochemical asisihle. Ngaphezu kwalokho, amanzi amdaka enkambisweni yokunyathelisa aqukethe inani elikhulu lamadayi kanye nezinsiza kanye nenani elikhulu lama-slurry, ngakho-ke i-BOD5 kanye ne-COD yamanzi amdaka ziphakeme kakhulu.
Okwesibili, ukwelashwa kokunyathelisa nokudaya amanzi amdaka
1. Indlela yokuhlukanisa ulwelwesi
Indlela yokuhlukanisa ulwelwesi iwukusebenzisa amafilimu akhethekile ekungeneni koketshezi okukhethayo kwezingxenye ezithile zendlela ejwayelekile, izindlela zokuhlukanisa ulwelwesi ezisetshenziswa kakhulu yi-dialysis, i-electrodialysis, i-ultrafiltration kanye ne-reverse osmosis, kodwa ubuchwepheshe bokuhlukanisa ulwelwesi ngenxa yokuhlushwa kokwehlukana okuhlukile, ukungcola kolwelwesi kanye nentengo yolwelwesi olubizayo, imvamisa yokushintshwa iyashesha, ngakho-ke izindleko zokwelashwa ziphakeme, ngaleyo ndlela kuvimbele kakhulu ubuchwepheshe bokuhlukanisa ulwelwesi ukuze kusetshenziswe ezimbonini ezinkulu.
2. Indlela yokukhipha
Indlela yokukhipha udayi ukuze kuphathwe amanzi angcolile iwukusebenzisa i-solvent enganyibiliki noma enganyibiliki emanzini ukukhipha ama-molecule edayi emanzini. Izindlela zokukhipha ezivame ukusetshenziswa ukukhipha isixazululo, ukukhipha nge-electrophoretic, indlela ye-liquid membrane.
3. Indlela yokukhipha imisebe
Imisebe ye-microwave iyindlela yemisebe evame ukusetshenziswa ekwelapheni amanzi angcolile anombala, kodwa inselele enkulu yalobu buchwepheshe isetshenziselwa ukukhiqiza izinhlayiya zamandla aphezulu zamadivayisi abizayo, izidingo zobuchwepheshe eziphakeme, kanye nendlela yokusebenzisa amandla amaningi, izinga lokusetshenziswa kwamandla liphansi; ngaphezu kokugwema ukulimala kwemisebe emzimbeni womuntu, kodwa futhi kudinga izinyathelo ezikhethekile zokuzivikela. Ngakho-ke, umthetho ozosetshenziswa, udinga nokwenza ucwaningo oluningi nomsebenzi wokuhlola.
4. Indlela yokuxuba i-oxidation
Indlela yokuxubha iyindlela evamile yokwelapha amanzi amdaka aqukethe izinto ezidayiwe, ikakhulukazi okuhlanganisa indlela yokuxubha ejulile ekushiseni okuphezulu, indlela yokuxubha ngamakhemikhali kanye nendlela yokuxubha nge-photocatalytic.
5. Ukujiya kwe-coagulation
Ukuqina kwamanzi kuyindlela evamile yokwelapha amanzi amdaka, ikakhulukazi indlela yokuqina kwamanzi kanye nokwakheka kwawo, indlela yokuqina kwamanzi kanye nendlela yokuntanta emoyeni.
6. Izindlela zebhayoloji
Indlela yezinto eziphilayo isetshenziswa kabanzi emanzini angcolile adaywe ngodayi. Indlela yezinto eziphilayo inezinzuzo zomphumela omuhle wokwelashwa kanye nezindleko zokusebenza eziphansi, kodwa ngenxa yezizathu zobuchwepheshe, le ndlela ayizinzile futhi ayisebenzi kabanzi, futhi ithonywa kakhulu yizici zangaphandle, ngakho-ke inqunyelwe ekusetshenzisweni okusebenzayo ngezinga elithile.
7. Indlela yokumunca
Ukusebenza kahle kokumuncwa kuthonywa izici eziningi ze-physicochemical, njengokuxhumana kwedayi - ukumuncwa, indawo ethile ebusweni be-adsorbent, usayizi wezinhlayiya ze-adsorbent, izinga lokushisa, inani le-pH kanye nesikhathi sokumuncwa.
Izidingo zamakhasimende ezimboni
Uhlobo lwamanzi amdaka anombala luwukuthi awakwazi ukuphathwa ngezindlela zendabuko ukuze kuhlangatshezwane nezindinganiso zokukhipha, ngakho-ke, indlela yokumunca ethuthukiswe yi-Hapu Functional Materials ingasetshenziswa ukwelapha lolu hlobo lwamanzi amdaka ukuze kufezwe ibhalansi phakathi komphumela wokwelapha kanye nezindleko ezingabizi.
Izidingo zokwelashwa kwamanzi amdaka zamakhasimende ebhizinisi akhiqiza amanzi amdaka anombala zifaka amaphuzu amathathu alandelayo.
(1) Ukususwa kwe-COD kanye ne-chromaticity emanzini angcolile ahlanzwe angaphansi komkhawulo wokukhipha.
(2) Izindleko zokutshalwa kwezimali eziphansi kanye kuphela, izindleko zokusebenza eziphansi kanye nokusebenza nokugcinwa kwemishini kalula.
(3) Inqubo ethuthukisiwe nethembekile, akukho ukungcola kwesibili.
D. Abakhiqizi bezinqubo zokuhlanza amanzi amdaka kanye nokunyathelisa i-Hapo
Umgomo wenqubo yokumunca i-Hapu ukumunca ngokukhetha izingxenye noma izinto ezizosuswa ngokusebenzisa i-adsorbent ekhethekile eyenziwe yinkampani yethu, futhi lapho i-adsorption igcwele, i-adsorbent izomunca ngokusebenzisa i-desorbent ethile ukuvuselela i-adsorbent.
Abakhiqizi bezinqubo zokuhlanza amanzi amdaka kanye nokunyathelisa i-Hapo
1. Ibhizinisi eSifundazweni saseShandong lidinga ukuthi okuqukethwe yi-COD emanzini amdaka alungisiwe kube ngaphansi kuka-500mg/L. Umphumela wokwelashwa okuhlolwayo ukhombisa ukuthi i-COD emanzini amdaka ingaba ngaphansi kancane kuka-500mg/L ngokusebenzisa ukwelashwa kokumuncwa.
Umphumela wokwelashwa kokumuncwa kwamanzi amdaka anombala uboniswe kuthebula.
I-COD emanzini angcolile ingahlangabezana nezidingo zokukhishwa komoya ngemva kokwelashwa kokumuncwa. Leli bhizinisi lamukele iphakheji yokumuncwa kanye nenqubo ye-Jiangsu Hapu Functional Materials Co.
Amanzi angcolile akhiqizwa enkambisweni yokukhiqiza yebhizinisi lokuphrinta nokudaya, ngemva kokuhlunga ngamakhemikhali nangokusebenzisa izinto ezihlukahlukene, i-COD yokungcola isephezulu kakhulu kunezidingo zokukhishwa futhi ubukhali bombala buphezulu, ngakho-ke kudingeka ukwelashwa okwengeziwe. Amanzi angcolile ahlolwa ngezinto ezikhethekile zokungenisa i-Hapu, futhi imiphumela ikhombisa ukuthi izinto eziphilayo ezingenakubhubha emanzini angcolile zingahlukaniswa ngamabomu emanzini angcolile futhi ukungcola okufakwe i-adsor kungahlangabezana nezindinganiso zokukhishwa.
Ibhizinisi lezindwangu lingakhiqiza amanzi angcolile angama-2500t nsuku zonke enqubweni yokukhiqiza. Inqubomgomo ibeka ukuthi izinga lokusetshenziswa kabusha kwamanzi angcolile embonini yokunyathelisa nokudaya kumele lifinyelele ku-60%, futhi inqubo yokwelapha amanzi angcolile ekhona yaleli bhizinisi ine-COD yamanzi omsila amaningi kakhulu futhi ayikwazi ukufinyelela izinga lokusetshenziswa kabusha.
Ngokwezidingo zokukhiqiza zebhizinisi, amanzi angcolile angaphathwa ngokusebenzisa izinto ezikhethekile zokungenisa amanzi zikaHapu kanye nenqubo yokumunca amanzi ukuze kuhlangatshezwane nezidingo zokusetshenziswa kabusha, okungaxazulula izinkinga zokwelashwa kwamanzi angcolile zebhizinisi futhi ngesikhathi esifanayo kuncishiswe izindleko zokwelashwa kwamanzi angcolile ngaphandle kanye nezindleko zokugcwalisa amanzi amasha, anenani elisobala lezomnotho.
Icala langempela lokusetshenziswa kwe-adsorbent yokunyathelisa nokudaya ukwelashwa kwamanzi amdaka
isicelo sensimu
Izinzuzo eziyinhloko zika-V. Hapu
Izindlela zamanje zokwelapha amanzi angcolile aneziphambeko zazo, kokubili maqondana nomphumela wokwelapha kanye nezindleko zazo zokusebenza.
Indlela yokuhlukanisa ulwelwesi inezinkinga zokungcoliswa kolwelwesi kanye nolwelwesi olubizayo, ukuvama kokushintsha okusheshayo kanye nezindleko zokwelashwa eziphakeme.
Ububi bendlela yokukhipha ukuthi ukusetshenziswa okukhulu kwe-extractant, kanti ukuhlukaniswa kwe-extractant kunzima kakhulu, izindleko eziphezulu ngethani lokwelashwa kwamanzi, akunakuba ukwanda kokwelashwa okuqhubekayo.
Indlela yokukhipha imisebe ayikakavuthwa ubuchwepheshe, ukusetshenziswa kwamandla, kanye nokusebenza kahle kwamandla kuphansi; ngaphezu kokugwema imiphumela eyingozi yokukhipha imisebe emzimbeni womuntu, kodwa futhi kudinga izinyathelo ezikhethekile zokuzivikela.
Izindlela zokuxubana, ukuxiliswa kanye nezindlela zebhayoloji azikwazi ukuhlangabezana nezidingo zokukhipha ngesikhathi esisodwa, futhi azikwazi ukukhishwa ngendlela ezinzile.
Ngakolunye uhlangothi, indlela yokumunca ingasusa ngempumelelo izinto eziphilayo emanzini amdaka edayi ziye ngaphansi kwenani elinqunyelwe lokukhipha, okuyindlela engabizi futhi ephumelelayo yokwelapha amanzi amdaka edayi.
Izinzuzo zendlela yokungenisa zifaka okulandelayo.
(1) Ukuhambisana okuzinzile nezindinganiso zokukhishwa kwegesi, okunganciphisa ngempumelelo ingcindezi ekuvikelweni kwemvelo kwebhizinisi.
(2) Yenza izivivinyo kumasampula amanzi angcolile akhiqizwe endaweni, uklame inqubo yokumuncwa ngokusekelwe kubuchwepheshe kanye nezivivinyo, futhi ufinyelele izinga eliphezulu lokufanisa amanzi angcolile kanye nenqubo.
(3) Imishini ithatha indawo engabizi kakhulu, inesakhiwo esincane kanye nokutshalwa kwezimali okuphansi ekwakheni nasekusetshenzisweni kwemishini; i-desorbent isetshenziswa izikhathi eziningana futhi iqiniswe isinyathelo ngesinyathelo, ngesilinganiso sokusetshenziswa okuphezulu kwe-ejenti kanye nezindleko zokusebenza eziphansi.
(4) Izingxenye ze-Modular zingatholakala ngesimo samamojula, angalungiswa kalula ngokuya ngomthamo wokukhiqiza futhi kulula ukuwafaka.
(5) Ubuchwepheshe obuthuthukisiwe nobuvuthiwe, abunazo izingcoliso zesibili, bunamandla amakhulu obuchwepheshe kanye nolwazi olucebile ekusetshenzisweni kobunjiniyela.
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Isikhathi sokuthunyelwe: Septhemba-15-2020




