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Ukuhlaziywa kwerabha ye-butyl
I-Butyl ebuyisiweyo irabha yodidi olubalulekileyo lwerabha ebuyisiweyo. Ngaphezulu kwe-900 yeetyhubhu ze-butyl zangaphakathi njengezinto ezikrwada, icokiswa yi-80 ye-mesh filtration emva kwe-desulfurization ngeyona nkqubo iphambili yokubola. Ineempawu zokomelela okulungileyo, ukucoleka okuphezulu, i-str...Funda ngokugqithisileyo -
Umqalisi wokukhanya
Umqalisi wokukhanya Kwinkqubo yokufota, kubandakanywa iglue ye-UV, i-UV i-UV, i-inki ye-UV, njl., utshintsho lwekhemikhali lwenzeka emva kokufumana okanye ukufunxa amandla angaphandle, kwaye ibole ibe yi-radicals yamahhala okanye i-cations, ngaloo ndlela ibangela ukusabela kwe-polymerization. Iifotonitiators zizinto ezinokuvelisa i...Funda ngokugqithisileyo -
Amayeza aphakathi
Abaphakathi kwezamayeza Ngeminyaka yoo-1990, imveliso yasekhaya ye-ammonia thiamethoxam oxime acid yamashishini angaphezulu kwama-20 kukhuphiswano lwemarike luyanda ukhuphiswano oluqatha phakathi kwamashishini okubangelwa kukwenziwa kwezinto ezintsha zobugcisa okokuqala kwehla iindleko ukuza kuthi ga ngoku, i-ammonia yasekhaya ithiamethoxam...Funda ngokugqithisileyo -
Isibulali-zinambuzane siphakathi
Isibulali-zinambuzane esiphakathi siyindlela ebalulekileyo yokuvelisa kwimveliso yezolimo, edlala indima ebaluleke kakhulu ekulawuleni izifo, izitshabalalisi nokhula, ukuzinzisa nokuphucula isivuno sezityalo. Nangona ichatshazelwa lixabiso lemveliso yezolimo, indawo yokutyala, imozulu,...Funda ngokugqithisileyo
