Ngokuthuthuka komphakathi, ukusetshenziswa kokufakwa kwamapayipi e-flange kuya ngokuya kubanzi, ngakho-ke buyini ubuchwepheshe bokucubungula be-SO flange? Ngokujwayelekile ihlukaniswe ngezinhlobo ezine zobuchwepheshe, okulandelayo ukuze uchaze ngokuningiliziwe. I-embryo yokuqala esetshenzisiwe yokuqeqesha iphini lensimbi, i-low co ...
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