Amakuru
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Niki nkeneye kwitondera mumikorere ya vacuum
Vacuum yumye ifite umuvuduko wumye, ikora neza, kandi ntabwo izangiza ibyubaka umubiri.Yakozwe cyane cyane kumisha ubushyuhe bworoshye, kubora byoroshye kandi byoroshye okiside byoroshye, kandi birashobora no kuzuzwa gaze ya inert imbere, es ...Soma byinshi -
Gukoresha chromium nitrate screw umukandara vacuum yumye
Nitrate ya Chromium ni umukara wijimye wijimye wa orthorhombic monoclinic kristal, ikoreshwa kenshi mugukora ibirahuri, catalizike ya chromium, gucapa no gusiga irangi, nibindi .. Irabonwa nuburyo bugoye bwo kubora bwa chromium trioxide na acide ya nitric wongeyeho sucrose, nibicuruzwa ...Soma byinshi -
Ni ibihe bibazo bizavuka mugikorwa cyo kwumisha?
Ibibazo bikunda kugaragara mugikorwa cyo kwishyiriraho byuma Shushanya umurongo hanyuma ushire ibikoresho ukurikije gahunda yuburyo bwibikoresho hamwe na gahunda yo kubaka ibyashushanijwe byashizweho na tekinoroji yo kugenda ...Soma byinshi
