Iindaba
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Intshukumo yokwenziwa kweekhemikhali kwintsimbi
I-1. Ikharbon (c) .carbon yeyona nto ibalulekileyo yekhemikhali echaphazela isipho seplastiki ebandayo. Ukuphakama komxholo wekhabhoni, amandla aphezulu entsimbi, kunye nasezantsi kweplasitiki ebandayo. Kungqineke ukuba kuko konke ukunyuka kwe-0.1% kumxholo wekhabhoni, amandla esivumbo ...Funda ngokugqithisileyo -
Iimfuno zephakeji ye-Diameter ye-Diameter Spiral Pipe
Ukuthuthwa kwendawo enkulu yentsimbi yentsimbi yingxaki enzima ekuzisweni. Ukwenzela ukuthintela umonakalo kumbhobho wentsimbi ngexesha lokuhamba, kufuneka ukupakisha umbhobho wentsimbi. 1. Ukuba umthengi uneemfuno ezizodwa kwizinto zokupakisha kunye neendlela zokupakisha zoomoya ...Funda ngokugqithisileyo