The unipolar plates can be any suitable fuel cell unipolar plates, such as {HEAD ~ stamped unipolar plates} or {TAIL ~ composite unipolar plates} 
The unipolar plates can be any suitable fuel cell unipolar plates , such as { HEAD ~ stamped unipolar plates } or { TAIL ~ composite unipolar plates }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL