{HEAD ~ A solid oxide fuel cell system} including a main plate, {TAIL ~ an inner cylinder} attached to the main plate, an intermediate cylinder attached to the main plate such that the intermediate cylinder contains a cathode air stream, and an outer cylinder attached to the main plate 
{ HEAD ~ A solid oxide fuel cell system } including a main plate , { TAIL ~ an inner cylinder } attached to the main plate , an intermediate cylinder attached to the main plate such that the intermediate cylinder contains a cathode air stream , and an outer cylinder attached to the main plate
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