бутлуур дахь хөгжил . өмнөд африк дахь фосфатын шинэ хөгжил. никель олборлолт. Testimonials TrommALLThe TrommALL 5800Tr is a well built compact trommel screen Being in the machinery business for nearly thirty years we know what to look for and we would have no hesitation in recommending the TrommALL to any of our customers ...