Izindaba Zezimboni

  • Uyini umehluko phakathi kwezikhwama zokupakisha ezonakele kanye nezikhwama zokupakisha ezingaboli ngokuphelele?

    Isikhwama sokupakisha esonakele sisho ukuwohloka, kodwa isikhwama sokupakisha esonakele sihlukaniswe ngezinhlobo ezimbili: esibolile futhi esibolekayo ngokuphelele.Izikhwama zokupakisha ezonakele zibhekisela ekungezeni inani elithile lezithasiselo (njengesitashi, isitashi esishintshiwe noma enye i-cellulose, ama-photosensitizers, ama-biodegraders, ...
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  • Izinhlobo Ezi-3 Zezikhwakhwana Zokumisa Ezivundile Eziwohloka Ngokugcwele

    Izikhwama zokuma zinezinzuzo eziningi ekuthuthukiseni amamaki omkhiqizo, ukuthuthukisa imiphumela ebonakalayo yeshalofu, ukuphatheka, ukusebenziseka kalula, ukulondolozwa nokuvaleleka.Isikhwama sokuma esonakaliswa ngokuphelele esivundile sifakwe i-kraft ngesakhiwo sefilimu esonakaliswa yiphepha.Ingaba nezingqimba ezi-2 noma izingqimba ezi-3 ze...
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  • Izinzuzo zephepha le-kraft emaphaketheni okudla

    Izinzuzo zephepha le-kraft emaphaketheni okudla

    Ngemuva kophenyo nocwaningo, sithole ukuthi ukupakishwa kokudla kulesi sigaba akukhona nje ukuvikela ukudla, kodwa futhi nokukhangisa okuthile.Kunezinhlobo eziningi zokudla ezitolo ezinkulu, futhi izinga lokupakisha kanye nekhwalithi yokuphrinta yokupakisha nakho kuthinta ...
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  • Isikhathi Sokukhishwa Kwesinqamuleli Sokungcoliswa Okumhlophe Kwe-Biodegradable

    Isikhathi Sokukhishwa Kwesikhwama Se-Biodegradable-White Pollution Terminator Okokuqala, isikhwama sepulasitiki esonakele esisibiza ngokuthi akuwona umkhiqizo onganyamalala ngokwemvelo.Okubizwa ngokuthi ukuwohloka kudinga izimo zangaphandle ezihlukahlukene, njengalezi: izinga lokushisa elifanele, umswakama, ama-microorganisms kanye nokunye ...
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  • Izici ezithonya zokupakishwa kwekhofi ohlelweni lokujikeleza

    Izici ezithonya zokupakishwa kwekhofi ohlelweni lokujikeleza

    Izinhlobo zekhofi ezithengiswa emakethe ikakhulukazi zihlanganisa ubhontshisi wekhofi, impushana yekhofi kanye nekhofi esheshayo.Ikhofi ngokuvamile lidlula Iqhwa elithosiwe liyagaywa libe yimpushana bese liyathengiswa.Izici ezine ezinkulu ezithinta ukulondolozwa kwekhofi zihlanganisa ukukhanya, umoya-mpilo, umswakama, nezinga lokushisa.Ngakho-ke, kuba ...
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  • Ingabe izikhwama zepulasitiki ezibolayo zingabola ngempela?

    Ingabe izikhwama zepulasitiki ezibolayo zingabola ngempela?Ukushoda kwezinsiza kanye nokungcoliswa kwemvelo yizinkinga ezinkulu abantu ababhekana nazo lapho beqaphela umqondo wentuthuko esimeme ekhulwini lama-21.I-Biotechnology izoba ngobunye bobuchwepheshe obuyisisekelo ukuxazulula le nkinga...
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  • Incazelo enemininingwane yokusetshenziswa okuhlukahlukene kwe-PE ezintweni zokupakisha

    Uhlobo lwesikhwama sokupakisha aluqukethe kuphela umkhiqizo ovaliwe, kodwa futhi luhlukanisa umkhiqizo ezweni langaphandle ukuze kuvikelwe umkhiqizo.Ngaphezu kwalokho, izinto zokupakisha ngokwazo kanye nama-molecule omkhiqizo ayasabelana ukuze abangele ukuthi umkhiqizo uwohloke, okube...
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  • Kungani izikhwama zokupakisha ze-PVC zisetshenziswa kabanzi?

    Isizathu esiyinhloko esenza i-PVC ibe nalezi zinzuzo ezimbili yinqubo yayo yokukhiqiza.Inqubo yokukhiqiza izikhwama ze-PVC ayiyona inkimbinkimbi.Ulayini ojwayelekile wokukhiqiza ngokuvamile wakhiwa umshini wokunyathelisa we-roller, umshini wokunyathelisa, umshini wokugcoba emuva kanye nomshini wokusika.Ifilimu elincanyana lidliwa ndawonye...
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  • Yiziphi izinzuzo nezici zezikhwama zokupakisha ukudla?

    1. Ingakwazi ukuhlangabezana nezidingo zokuvikela ezihlukene zempahla.Izikhwama zokupakisha ukudla azikwazi nje ukuhlangabezana nezidingo zokuvimbela umhwamuko wamanzi, igesi, amafutha, izinyibilikisi eziphilayo nezinye izinto, kodwa futhi zihlangabezana nezidingo zamakhasimende, ezifana nokugqwala, ukulwa nokugqwala, i-anti-electromagnetic ra...
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  • Indlela yokuthenga izikhwama zokupakisha ukudla ngendlela efanele?

    Ngokuthuthuka okusheshayo komnotho kanye nokwenza ngcono okuqhubekayo kwamazinga okuphila abantu, izidingo zabantu zokudla ziphakeme ngokwemvelo futhi ziphakeme.Ngaphezu kokudla okuthathu ngosuku, ukusetshenziswa kokudla okulula ezweni lonke nakho kuyamangalisa.Kusukela ekuseni kuze kube sebusuku, si...
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  • Uyini umehluko phakathi kwesikhwama sepulasitiki esingaboli ngokugcwele kanye nesikhwama sepulasitiki esonakele?

    Ekuphileni kwansuku zonke, ukusetshenziswa kwezikhwama zepulasitiki kukhulu kakhulu, futhi kunezinhlobo eziningi zezikhwama zepulasitiki.Njengomthengi ojwayelekile, unganaka kuphela ukuthi izikhwama zepulasitiki zibukeka kahle, aziqinile noma cha, futhi akuvamile ukunaka izinto zezikhwama zepulasitiki kanye nokulimala kwemvelo...
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  • Amaphuzu okufanele uwaqaphele lapho ukhetha izikhwama zokudla eziqandisiwe

    1. Inhlanzeko: Ngokombono wokuphepha, izinto zokupakisha ezithintana ngqo nokudla, njengezikhwama zokufaka zepulasitiki.Ngenxa yezikhwama zokudla ezifriziwe kanye nenqubo yokuthutha, kuvame ukuba nzima ukuqinisekisa ukuthi yonke inqubo isendaweni ehambisanayo enezinga lokushisa eliphansi, ikakhulukazi...
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