Khoom siv:Dia. 4700mm Kauv Impeller Daim ntawv thov:Rau 205m³ Butadiene Roj Hmab Reactor Qhov chaw qhov project:Tuam Tshoj Kauv Impeller Impeller Kab rov tav tov khoom Kab rov tav Squirrel Cage Impeller