{HEAD ~ The time} for applying {TAIL ~ the current} to the electrical heating wires 2 to split the cathode ray tube 6 is not particularly limited, but may be several tens of seconds to several minutes 
for applying
{ HEAD ~ The time } for applying { TAIL ~ the current } to the electrical heating wires 2 to split the cathode ray tube 6 is not particularly limited , but may be several tens of seconds to several minutes
HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH