Iindaba
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Umahluko phakathi komqhaphu onithiweyo kunye nomqhaphu ococekileyo
Yintoni umqhaphu onithiweyo Kukho iindidi ezininzi zomqhaphu onithiweyo. Kwimarike, ilaphu elinithiweyo ngokubanzi lahlulwe libe ziindidi ezimbini ngokwendlela yokuvelisa. Enye ibizwa ngokuba yi-meridian deviation kwaye enye ibizwa ngokuba yi-zonal deviation. Ngokwelaphu, lilukwe ngu m...Funda ngokugqithisileyo -
Ulwazi lwelaphu: umoya kunye nokumelana kwe-UV kwelaphu lenayiloni
Ulwazi lwelaphu: umoya kunye nokumelana ne-UV kwelaphu lenayiloni Ilaphu leNayiloni leNayiloni yenziwe ngefayibha yenayiloni, enamandla abalaseleyo, ukumelana nokunxiba kunye nezinye iipropathi, kwaye ukufuma kwakhona kuphakathi kwe-4.5% - 7%. Ilaphu elilukwe ngelaphu lenayiloni linemvakalelo ethambileyo, ukuthungwa okukhanyayo,...Funda ngokugqithisileyo -
Izizathu zokuba tyheli kwelaphu lenayiloni
I-Yellowing, eyaziwa nangokuthi "i-yellowing", ibhekisela kwinto yokuba umphezulu wezinto ezimhlophe okanye ezikhanyayo zijika zibe tyheli phantsi kweemeko zangaphandle ezifana nokukhanya, ubushushu kunye neekhemikhali. Xa amalaphu amhlophe nadayiwe ajika abe tyheli, inkangeleko yawo iya konakaliswa kwaye ...Funda ngokugqithisileyo -
umahluko phakathi kwe-viscose, i-modal kunye ne-Lyocell
Kwiminyaka yakutshanje, iifiber ze-cellulose ezihlaziyiweyo (ezifana ne-viscose, i-modal, i-Tencel kunye nezinye iifayibha) ziye zavela ngokuqhubekayo, ezingahlanganisi nje iimfuno zabantu ngexesha elifanelekileyo, kodwa zinciphisa ngokuyinxenye iingxaki zokunqongophala kwezixhobo kunye nokusingqongileyo kwendalo ...Funda ngokugqithisileyo -
IFransi iceba ukunyanzela zonke iimpahla ezithengiswayo ukuba zibe "nelebula yemozulu" ukusuka kunyaka ozayo
IFransi iceba ukuphumeza "ileyibhile yemozulu" kunyaka ozayo, oko kukuthi, zonke iingubo ezithengiswayo kufuneka zibe ne "ileyibhile echaza impembelelo yayo kwimozulu". Kulindeleke ukuba amanye amazwe e-EU azise imimiselo efanayo ngaphambi kowama-2026. Oku kuthetha ukuba iimpawu kufuneka zijongane ...Funda ngokugqithisileyo -
Uthini umahluko phakathi kwe-40S, 50 S okanye 60S yelaphu lomqhaphu?
Ithini intsingiselo yokuba mingaphi imisonto yelaphu lomqhaphu? Isibalo somsonto sisalathiso somzimba sokuvavanya ubukhulu bomsonto. Ibizwa ngokuba yi-metric count, kwaye ingqikelelo yayo bubude beemitha zefayibha okanye umsonto ngegram xa izinga lokubuya lokufuma lizinzile. Umzekelo: Ukubeka nje, zingaphi...Funda ngokugqithisileyo -
【Itekhnoloji entsha】 Amagqabi ephayinaphu anokwenziwa abe ziimaski ezinokulahlwa.
Ukusetyenziswa kwethu imihla ngemihla kweemaski zobuso ngokuthe ngcembe kuguqukela ekubeni ngumthombo omtsha wongcoliseko olumhlophe emva kweengxowa zenkunkuma. Uphononongo lwango-2020 luqikelele ukuba iimaski zobuso ezizibhiliyoni ezili-129 ziyatyiwa nyanga zonke, uninzi lwazo ziimaski ezilahlwayo ezenziwe ngeemicrofiber zeplastiki. Ngobhubhani we-COVID-19, iyalahlwa ...Funda ngokugqithisileyo -
Uqwalaselo lwemizi-mveliso - ingaba ishishini lelaphu elidilikileyo laseNigeria lingavuselelwa?
U-2021 ngunyaka womlingo kwaye ngowona nyaka unobunzima kuqoqosho lwehlabathi. Kulo nyaka, siye safumana amaza ovavanyo emva kwamaza ovavanyo olunje ngemathiriyeli ekrwada, ukuthutha elwandle, ukunyuka kwezinga lotshintshiselwano, umgaqo-nkqubo wekhabhoni kabini, kunye nokunqunyulwa kwamandla kunye nothintelo. Ukungena ngo-2022, uphuhliso loqoqosho lwehlabathi...Funda ngokugqithisileyo -
Iifayibha zeCoolmax kunye neCoolplus ezifunxa ukufuma kunye nokubila
Ukuthuthuzelwa kwamalaphu kunye nokufunxa ukufuma kunye nokubila kweentsinga Ngokuphucuka kwemigangatho yokuphila, abantu banemfuno eziphezulu neziphezulu ekusebenzeni kwempahla elukiweyo, ngakumbi ukusebenza kakuhle. Intuthuzelo yimvakalelo yefiziyoloji yomzimba womntu kwilaphu, ...Funda ngokugqithisileyo -
Yonke imisonto yomqhaphu, umsonto womqhaphu owenziwe mercerized, umsonto wesilika womqhaphu omkhenkce, Yintoni umahluko phakathi komqhaphu omde osisiseko kunye nomqhaphu waseYiputa?
Umqhaphu yeyona nto isetyenziswa kakhulu kwiilaphu zempahla, nokuba kusehlotyeni okanye ekwindla nasebusika iimpahla ziya kusetyenziselwa umqhaphu, ukufunxa ukufuma kwawo, iimpawu ezithambileyo nezitofotofo zithandwa nguye wonke umntu, iimpahla zomqhaphu zifaneleke ngakumbi ukwenza iimpahla ezisondeleleneyo. ...Funda ngokugqithisileyo -
I-Triacetic acid, yintoni le ilaphu "elingenakufa"?
Ikhangeleka ngathi yisilika, kunye nokubengezela kwayo okucekethekileyo kweperile, kodwa kulula ukuyinyamekela kunesilika, yaye kulula ukuyinxiba.” Ukuva isincomo esinjalo, unokuqikelela ngokuqinisekileyo eli hlobo lelaphu lifanelekileyo - ilaphu le-triacetate. Kweli hlobo, amalaphu e-triacetate ane...Funda ngokugqithisileyo -
Iindlela zedenim zehlabathi
I jeans eluhlaza okwesibhakabhaka iye yazalwa malunga nekhulu elinesiqingatha. Ngo-1873, uLevi Strauss noJacob Davis bafaka isicelo selungelo elilodwa lomenzi wechiza ukuze kufakwe iirivethi kwiindawo zoxinzelelo kwiiovaroli zamadoda. Kule mihla, i-jeans ayinxitywanga kuphela emsebenzini, kodwa ikwavela ngezihlandlo ezahlukeneyo kwihlabathi liphela, ukusuka emsebenzini ukuya kum...Funda ngokugqithisileyo