Mashiinka nadiifinta wasakhda nooca sludge waa nooc ka mid ah nidaamka daaweynta biyaha, kaas oo si weyn loogu isticmaalo injineernimada daaweynta biyaha wasakhda ah ee degmada, petrochemical, warshadaha iftiinka, fiber kiimikaad, samaynta waraaqaha, dawooyinka, maqaarka iyo warshadaha kale.Hawlgalka dhabta ah wuxuu muujinayaa in sludg ...
Akhri wax dheeraad ah