The water treatment agent ferrate is prepared by electrolysis in diaphragm bath with double cathode chamber and porous cylinder cast iron anode.
采用双阴极室隔膜电解槽，以多孔圆筒铸铁为阳极电解制备水处理剂高铁酸盐。
2
Stationary anode, double focus, and bridge silicon rectification, The X-ray generator is an oil-immersed self-cooled unit.
固定阳极，双焦点，桥式硅整流，油浸自冷组合式。
3
Using the composite graphite rods with the sulphide of iron group metals as anode, the double-wall carbon nanotubes have been fabricated by arc discharging under hydrogen atmosphere.