td4低速離心機(jī)model: td4alow speed centrifugebrushless dc motor, free maintenance, no powder pollution, micro computer control, digital display indicates the time、speed and rcf. el
td4a低速離心機(jī)model: td4a low speed centrifugebrushless dc motor, free maintenance, no powder pollution, micro computer control, digital display indicates the time、speed and rcf.